Composite figures

What is the area of the shaded region?

• 40 sq cm

• 240 sq cm

• 280 sq cm

• 320 sq cm

Area of  the shaded figure: 

• 350
• 137.5
• 212.5
• 484.2

Tags

CCSS.6.G.A.1

Jeff drew a circle inside a square, as shown below.  Which method can Jeff use to find the area of the square not covered by the circle?

• Subtract the area of the circle from the area of the square.
• Subtract the area of the square from the area of the circle.
• Subtract 1/4 the area of the square from the area of the circle.
• Subtract 1/4 the area of the circle from the area of the square.

Tags

CCSS.3.MD.C.7D

The label for area is 

• units squared
•  units
• you do not need a label.

Tags

CCSS.3.MD.C.6

To find the area of a composite figure you must break the irregular figure into common shapes then find the area of each shape and 

• subtract them
• add them together
• multiply them
• divide them

Tags

CCSS.3.MD.C.7D