Question

Select the correct answer.

Figure 1 is similar to figure 2. What is the height of figure 1?
4x
61-
figure 1
O A.
1 unit
OB.
O C.
O D. 4 units
8 units
2 units
-2x
figure 2

Answer 1

D. 4 units

Explanation:

Similar figures have corresponding lengths in proportion.

`(4x)/(2x)=(x+1)/(x) \\ \\ 2=1+(1)/(x) \\ \\ 1=(1)/(x) \\ \\ x=1`

Therefore, the height of Figure 1 is 4.