Areas of Squares and Right Triangles

Learning Goal

Students will explore relationships between areas and side lengths of rectangles, squares, right triangles, and composite shapes.

Visual 1: Click and drag the points to explore areas and side lengths of rectangles, squares, and right triangles.

Question 1: Use the Visual to...

Find the area of the three rectangles (one is a square). Is there anything different about finding the area of the square?

Question 1: Check your answer.

Visual 2: Click and drag the points to explore areas and side lengths of rectangles, squares, and right triangles.

Question 2: Use the Visual to...

Find the area of the three right triangles. How is the area of a rectangle related to the area of a right triangle? Bonus: Use the words leg or legs in your answer.

Question 2: Check your answer.

Visual 3: Click and drag the points to explore areas and side lengths of rectangles, squares, and right triangles.

Question 3: Use the Visual to...

Find the area of both composite shapes.

Question 3: Check your answer.

Visual 4: Click and drag the points to explore areas and side lengths of rectangles, squares, and right triangles.

Question 4: Use the Visual to...

Find the area of both composite shapes.

Question 4: Check your answer.