A rectangle with length 8cm and width 5cm is dilated by a scale factor of 3. What are the perimeter and area of the image?

Question

A rectangle with length 8cm and width 5cm is dilated by a scale factor of 3. What are the perimeter and area of the image?

Answer 1

Perimeter of image = (2*3*5cm) + (2*3*8cm)

Perimeter of image = 6(5cm + 8cm)

 

 

Area of image = (5cm * 3) * (8cm * 3)