7-1: Find Areas of Parallelograms and Rhombuses

Open Ended

What relationships do you see between rectangles and parallelograms?

Open Ended

How can you use the area formula of a rectangle to find the area formula of a parallelogram?

Multiple Choice

What is the formula for the area of a parallelogram?

• A = b × h

• A = b + h

• A = 2b × h

• A = b × h × 2

Open Ended

Compare the area of a parallelogram with a base of 7 cm and height of 4.5 cm to the area of a rectangle with the same dimensions. Explain your reasoning.

Multiple Select

Select all the values needed to find the area of a parallelogram.

• Base

• Height

• Length of diagonal

• Width

Multiple Choice

Which of the following statements is true about a rhombus?

• A rhombus is a parallelogram with sides of equal length.

• A rhombus is a rectangle with equal diagonals.

• A rhombus is a triangle with equal sides.

• A rhombus is a parallelogram with right angles.

Multiple Choice

What is the formula for finding the area of both a rectangle and a parallelogram, and how are the base and height defined in each shape?

• A = b × h, with base and height as the sides perpendicular to each other in both shapes

• A = b + h, with base and height as any two sides

• A = b × h, with base and height as the longest and shortest sides

• A = b × h, with base and height as the diagonals

Open Ended

How can you find the area of any parallelogram?