Semicircles & quarter circles - composite figures

The window in the attic has a diameter of 4 yards. What is the area of the window?

A =πr²

• 6.28 square yards

• 12.56 square yards

• 50.24 square yards

• 25.12 square yards

Tags

CCSS.7.G.B.4

Calculate the area of the quarter circle.

A=πr²

• 100.48 cm²

• 50.24 cm²

• 200.96 cm²

• 25.12 cm²

Tags

CCSS.7.G.B.4

The area of the rectangle is ​ ​ (a)   .

The area of the semicirlce is ​​ (b)   .

The area of the composite figure is ​ ​ (c)   .

• 32
• 25.12
• 57.12
• 24
• 50.24
• 82.24
• 74.24

Tags

CCSS.6.G.A.1

The area of the rectangle is ​ (a)   .

The area of the quarter cirlce is ​ (b)   .

The area of the composite figure is ​ (c)   .

• 50.24
• 220.24
• 12.56
• 27
• 54
• 200.96
• 251.20

Tags

CCSS.6.G.A.1

• 90
• 43.74
• 133.74
• 180
• 77
• 32.4
• 122.4
• 257

Tags

CCSS.6.G.A.1

The area of the rectangle is​ (a)   .

The area of the quarter cirlce is​​ (b)   .

The area of the composite figure is​ (c)   .

• 30
• 22
• 28.26
• 58.26
• 37.68
• 67.68
• 113.04
• 143.04

Tags

CCSS.6.G.A.1

What is the total area to the nearest hundredth? ___ sq km

Mathematical Equivalence

ON

Tags

7.9C

The figure is composed of two rectangles and a quarter circle. What is the area of the figure in square centimeters?

Mathematical Equivalence

ON

Tags

CCSS.6.G.A.1

• 329.04 ft²

• 216 ft²

• 668.39 ft²

• 272.55 ft²

Tags

CCSS.6.G.A.1

Mathematical Equivalence

ON

Tags

CCSS.6.G.A.1