Dilation and Area

A  figure has a vertices W(-2,4), and X(1,4. Find the  coordinates of the figure after a dilation with a scale factor of 2.

• W(-4,83),  X(2,8)

• W(-4,8), X(2,8)

A dilation is which of the following: 

• An enlargement

• A reduction

• Either an enlargement or a reduction

• Neither an enlargement or a reduction

• 30 square inches

• 10 square inches

• 60 square inches

• 20 square inches

A triangle has an area of 10 square centimeters. If each dimension of the triangle is dilated by a scale factor of 2 to create a new triangle, what is the area of the new triangle?

• 40 square centimeters

• 80 square centimeters

• 20 square centimeters

• 30 square centimeters

• 192 square inches

• 576 square inches

• 384 square inches

• 121 square inches

• 6 inches

• 4 inches

• 12 inches

• 36 inches

• 144 inches

• 48 inches

• 72 inches

• 288 inches

A rectangle is 12 inches long and 8 inches tall. Each dimension of the parallelogram is dilated by a scale factor of ¾ to create a new rectangle. What is the area of the new rectangle?

• 48 square inches

• 128 square inches

• 72 square inches

• 54 square inches

• 20 square feet

• 30 square feet

• 54 square feet

• 24 square feet

• 66 inches

• 90 inches

• 54 inches

• 162 inches