Question

The rectangle below is dilated by a scale factor of one half
2
1
​
. Find the perimeter and area of the rectangle below, as well as the perimeter and area of the dilated rectangle. Express your answers as whole numbers, decimals, or fractions in simplest terms (no mixed numbers). Figures are not necessarily drawn to scale.
33
30
Answer
Attempt 1 out of 2

Perimeter of given rectangle
unitsPerimeter of dilated rectangle
units
Area of given rectangle
units2Area of dilated rectangle
units2

Answer 1

Perimeter of given rectangle: 126 units
Perimeter of dilated rectangle: 63 units

Area of given rectangle: 990 units^2
Area of dilated rectangle: 495/2 units^2 ( = 247.5 units^2)