Composite Are Circles

• 62.8 mm squared

• 400 mm squared

• 314 mm squared

• 1256 mm squared

Find the radius of the circle.

• 9

• 18

• 36

• 56.52

Which segment is a radius?

• LM

• DC

• BD

• ML

What is the radius of this circle?

• 18

• 10

• 9

• 8

What is the area of this circle?

• 82.13

• 78.5

• 314.16

• 170.12

Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?

• 11.32 ft

• 12.25 ft

• 10.99 ft

• 8.75 ft

What is the area of the yellow?

• 78.5 mi²

• 19.625 mi²

• 39.25 mi²

• 31.4 mi²

Determine the area of the shaded region. 

• 42.24 m²

• 26.42 m²

• 40.42 m²

• 41.42 m²

The figure shows 2 circles inside a trapezoid.  Which procedure should be used to find the area of the shaded region?

• Subtract the perimeter of the trapezoid from the area of both circles.

• Subtract the circumference of both circles from the area of the trapezoid.

• Subtract the area of the trapezoid from the area of both circles.

• Subtract the area of both circles from the area of the trapezoid.

Which of the following is closest to the area of the figure shown?(use 3)

• 420 cm²

• 512 cm²

• 320 cm²

• 1,124 cm²