Dimensional Change

Question

Find the volume of a cylinder whose dimensions are double those of a cylinder with volume 110 cm3.

The dimensions of a triangle are dilated by a scale factor of 14. The perimeter will be multiplied by____ and the area will be multiplied by__ _.

Answer 1

If the dimensions of a cylinder are doubled then the volume will be eight times as much.

If the dimensions of a triangle are multiplied by a scale factor, the perimeter will be multiplied by the scale factor and the area will be multiplied by the square of that scale factor.