We found 68 reviewed resources for diagonal method
Interior Angles, Exterior Angles, and Diagonals of Polygons
8th - 11th CCSS: Adaptable
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate the number of...
Construct a 30 Degree Angle
5 mins 8th - 11th CCSS: Adaptable
Split it down the middle. Using the tools of geometric construction, the video shows two different methods of constructing a 30-degree angle. The first method bisects an angle of an equilateral triangle. The second uses the diagonal of a...
Problem Solving Strategy: Guess and Check: Problem Solving
5th - 6th
In this guess and check instructional activity, learners use the problem solving strategy of understand, plan, solve, and look back to help them solve the two word problems. Students use the guess and check method to help them solve the...