91 results
High school geometry handout interactive whiteboards
PEARDECK LESSON: Right Triangles & Trigonometry_Intro to Trigonometry
Interactive Peardeck lesson that introduces trigonometric ratios - sine, cosine, tangent - and their inverses. Lesson includes: 1. Identifying the parts of a right triangle (hypotenuse, opposite, adjacent) relative to a reference angle, theta. 2. Setting up trigonometric ratios given two sides and a reference angle3. Evaluating trigonometric functions using DESMOS online graphing calculator4. Setting up equations using trigonometric ratios to solve for missing parts of a triangle (side or angle)
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Right Triangles & Trigonometry_Solving Trigonometric Equations
Interactive Peardeck lesson that introduces solving trigonometric equations (missing sides and missing angles) using trig ratios and inverse ratios. Lesson includes 1. Review of key terms (opposite, adjacent, hypotenuse) and identify parts of a triangle given a reference angle. 2. Review trigonometric functions - sine, cosine, tangent - as ratios of different parts of a right triangle. 2. Setting up and solving trigonometric equations for missing sides or angles of a right triangle. This lesson
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Right Triangles & Trigonometry_Pythagorean Theorem Review
Interactive Peardeck lesson that reviews right triangle vocabulary and Pythagorean theorem. Lesson includes identifying the parts of a right triangle, determining if three lengths form a right triangle (using Pythagorean theorem) and solving for missing leg or hypotenuse using Pythagorean theorem. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Right Triangles & Trigonometry_Solving Trig Equations (Review)
Interactive Peardeck lesson that reviews and practices solving trigonometric equations using trig ratios and inverse ratios. Lesson includes setting up equations using trigonometric ratios to solve for missing parts of a triangle (side or angles) and solving equations.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_Composite Solids
Interactive Peardeck lesson that introduces calculating the surface area and volume of composite solids (both combining solids or removing one from another). Lesson starts with a review of calculating the later area of 3D solids. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_Similarity in 2D & 3D Figures
Interactive Peardeck lesson that reviews similarity in 2D figures and investigates similarity in 3D figures. Includes practice problems for finding ratio and scale factors given similar 3D figures.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_Changing Dimensions of 3D Solids
Interactive Peardeck lesson that investigates how surface area and volume of 3D solids are affected by changing dimensions of the solids. Includes scale factor and calculating the "new" surface area or volume of a solid after changing a given dimension. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_Volume of 3D Solids
Interactive Peardeck lesson that introduces volume of 3D solids. Includes the definition of volume and formulas and practice problems for calculating the volume of: rectangular prisms, spheres, triangular prisms, square pyramids, cylinders.Lesson starts with warm up problems calculating surface area of 3D solids.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_Surface Area of 3D Solids
Interactive Peardeck lesson that introduces surface area of 3D solids. Includes the definition of surface area, formulas and practice problems for calculating the surface area of: rectangular prisms, spheres, triangular prisms, square pyramids, cylinders.Lesson starts with warm up problems calculating area and perimeter of 2D figures.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_2D Figures: Perimeter & Area Review
Interactive Peardeck lesson that reviews definitions and applications of area and perimeter of 2D figures. Includes practice problems for calculating area and perimeter of circles and quadrilaterals.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Solids_Lateral Area of 3D Solids
Interactive Peardeck lesson that introduces lateral area of 3D solids. Includes the definition and examples of lateral area and formulas and practice problems for calculating the lateral area of: rectangular prisms, cylinders, triangular prisms, square pyramids.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Similarity_Similar Triangle Proofs & Similar Right Triangles
Interactive Peardeck lesson that recaps two column proofs and practices using similarity postulates, the distance formula, and proportions to prove two triangles similar. Includes similar right triangles in the coordinate plane.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Circles_Introduction to Circles & Arc Length
Interactive Peardeck lesson that reviews circle vocabulary and definitions (circumference, diameter, radius) and introduces central angles and finding arc length using central angles. Includes practice problems for finding central angles, circumference, and arc length.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Quadrilaterals_Identifying Quadrilaterals
Interactive Peardeck lesson that reviews properties of all quadrilaterals.Includes a practice problems identifying quadrilaterals given specific properties and solving quadrilaterals using knowledge of properties. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Similarity_Similar Triangles & Proportions Review
Interactive Peardeck lesson that reviews triangle similarity postulates, (AA, SSS, SAS).Practices using finding the scale factor between two similar triangles and using proportions to solve for missing sides of similar triangles. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Circles_Circles Review
Interactive Peardeck lesson has review practice problems for circles including: central angles, area of a circle, sector area of a circle and more!Includes a cheat sheet with all formulas needed. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Circles_Calculating Sector Area
Interactive Peardeck lesson that introduces calculating sector area of a circle. Includes practice problems for finding the sector area of a circle using the sector angle formula.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Quadrilaterals_Quadrilaterals in the Coordinate Plane
Interactive Peardeck lesson that reviews properties of all quadrilaterals and identifying quadrilaterals in the coordinate plane.Reviews slope, distance and midpoint formulas for use in identifying/classifying quadrilaterals in the coordinate plane. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Quadrilaterals_Rectangles, Squares, Rhombi
Interactive Peardeck lesson that introduces and defines properties of rectangles, squares and rhombi. Includes a review of properties of parallelograms and practice problems using properties of rectangles, squares and rhombi. Cheat sheets for quadrilaterals included.Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Quadrilaterals_Intro to Quadrilaterals & Parallelograms
Interactive Peardeck lesson that introduces quadrilaterals, quadrilateral angles (sum to 360) and parallelograms. Includes solving equations using quadrilateral angles, parallelogram sides and diagonals. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Quadrilaterals_Trapezoids & Isosceles Trapezoids
Interactive Peardeck lesson that introduces and defines properties trapezoids and isosceles trapezoids. Includes a practice problems with finding missing angles and midsegment. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Similarity_Similar Right Triangles & Triangles in Circles
Interactive Peardeck lesson that recaps similar right triangles and introduces similar triangles in circles. Great as a lesson for students to follow along and complete practice questions live or on demand, or as a test review!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Similarity_Triangle Similarity Postulates
Interactive Peardeck lesson that introduces similarity postulates AA, SSS, and SAS. Practices using proportions to determine triangle similarity. Great as a lesson for students to follow along and complete practice questions live or on demand!
Subjects:
Grades:
8th - 10th
PEARDECK LESSON: Similarity_Properties of Similarity
Interactive Peardeck lesson that introduces properties of similarity in triangles. Includes solving proportions in similar triangles.Great as a lesson for students to follow along and complete practice questions live or on demand!
Subjects:
Grades:
8th - 10th
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