Scaled Copies Test A

In scaled copies corresponding parts have the same position. Name the segment that corresponds to $$\overline{AC}$$ .

$$\Delta DEF$$ is a scaled copy of $$\Delta ABC$$ .

In scaled copies corresponding angles have the same position. What angle corresponds to $$\angle ACB$$ ?

To create a scaled copy, we multiply all the lengths in the original figure by the same number. This number is called the _____ ______.

What is the scale factor that takes the smaller triangle on the left to the larger triangle on the right?

What is the scale factor that takes rectangle A to rectangle B?

When we flip a fraction upside down, we call this the reciprocal.

What is the reciprocal of $$\frac{3}{5}$$

What is the scale factor that takes $$\Delta ABC$$ to $$\Delta DEF$$

The perimeter of a figure is the distance around the outside edge.

What is the perimeter of the triangle?

A rectangle that is 2 inches by 3 inches has been scaled by a factor of 7. What are the side lengths of the scaled copy?

A blueprint for a building includes a rectangular room that measures 4 inches long and 6.5 inches wide. The scale for the blueprint says that 1 inch on the blueprint is equivalent to 10 feet in the actual building. What are the dimensions of this rectangular room in the actual building?