1.7 Parallelograms to Triangles

Which is the correct area formula for Parallelograms?

• 
• 
• 

Tags

CCSS.HSG.CO.C.11

A parallelogram can be decomposed into two identical triangles.

• True

• False

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

Base x Height is the formula to find the area of a

• triangle

• parallelogram

• classroom

• trapezoid

Find the area of this quadrilateral.

Hint: Think about decomposing and rearranging.

• 28 sq units

• 40 sq units

• 35 units²

• 21 units²

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

What is the area of a parallelogram with a base of 6 ft and a height of 8 ft?

• 14 ft²

• 42 ft²

• 48 ft²

• 24 ft²

Tags

CCSS.6.G.A.1

True of False: A rectangle can be decomposed into 2 identical triangles

• True

• False

Tags

CCSS.5.G.B.3

CCSS.5.G.B.4

A parallelogram has an area of 20 square units. If you decompose the parallelogram into 2 identical triangles, what is the area of ONE triangle?

• 5 square units

• 10 square units

• 15 square units

• 20 square units

Tags

CCSS.6.G.A.1

A rectangle has an area of 10 square units. If you decompose the parallelogram into 2 identical triangles, what is the area of ONE triangle?

• 5 square units

• 10 square units

• 15 square units

• 20 square units

Tags

CCSS.5.NF.B.6