Area of Quadrilaterals, Triangles, Trapezoids, Circles, Composite Figures

The following trapezoids are similar.

↔IG corresponds to:

• ↔MK

• ↔LK

• ↔NL

• ↔NM

Given that triangles AEC and BED are similar, which proportion is true?

• CE/ DE = EB/ EA

• AE/ BE = AC/ BD

What is the total area of this composite figure?

• 68 units²

• 140 units²

• 70 units²

• 75 units²

What is the area of this circle?

• 82.13

• 78.5

• 314.16

• 170.12

What is the radius of this circle?

• 18

• 10

• 9

• 8

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

• 69 yd²
• 56 yd²
• 72 yd²
• 68 yd²

find the circumference of a circle with a diameter of 12mm .

• 37.68mm

• 18.84mm

• 75.36mm

• none of the above

Find the area of the shape

• 16.56 sq in

• 7.14 sq in

• 10.28 sq in

• 14.28 sq in

The following trapezoids are similar.

angle H corresponds to:

• angle M

• angle K

• angle N

• angle L