👉 Learn how to find a missing side length of a right triangle. A right triangle is a triangle that has 90 degrees as one of ...

👉 Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, ...

Find area of figures with missing side lengths by decomposing. Engage in a Number Talk. Find area of figures with missing side lengths. How will you decompose the figures into rectangles to find the ...

Prove two triangles are congruent by showing they satisfy one of four criteria. Find missing lengths by using the scale factor. The relationship between similar shapes may be expressed as a ratio.