Area and Perimeter of Triangles, Parallelograms, and Semicircles

Find the area of the parallelogram.

• 60

• 18.2

• 66

Find the area of the parallelogram.

• 33

• 272

• 112

Find the area of the parallelogram.

• 516

• 16.3

• 51.6

Find the area of the parallelogram.

• 88

• 60

• 82.5

• 660

Find the area of the parallelogram.

• 27

• 198.25

• 182

• 2775.5

Find the area of the figure.

• 10 cm²
• 24 cm²
• 12 cm²
• 20 cm²

Find the area of the parallelogram.

• 12 units²
• 10 units²
• 13 units²
• 6 units

What does area mean?

• the distance around a shape
• half the distance around a shape
• the amount of space outside a shape
• the amount of space inside a shape

Area of a Parallelogram

• A = 1/2h(b1 +b2)
• A = bh
• A = 1/2bh

Multiplying by ¹/₂ is the same as _________.

• Multiplying by 2
• Adding by 2
• Dividing by 2
• Subtracting by 2