Scale Drawings Check In

Front

Are all angles in similar figures congruent?

Back

True

Front

The two rectangles are scale drawings. What is the measurement of x?

Back

20

Front

Find the perimeter of the large triangle.

Back

36

Front

The original perimeter of a rectangle is 30cm, if we enlarge it by a scale factor of 4 what is the new perimeter?

Back

120

Front

Scale factor is _________

Back

the number you multiply the original shape by in order to get the scale copy

Front

What is the scale factor from ΔABC to ΔDEF?

Back

2

Front

What is the scale factor if the triangle on the left is the original? Options: 2, 3/2, 2/3, 1/2

Back

1/2

Front

The point A (8, 12) was dilated to become point A' (2, 3). What was the scale factor?

Back

¼

Front

A dilation is which of the following: only an enlargement, only a reduction, either an enlargement or a reduction, neither an enlargement nor a reduction?

Back

Either an enlargement or a reduction

Front

Coordinate of the image of point B (4,9) under dilation with center at origin, scale factor 2.

Back

B' (8 ,18)