Question

Help please. Find the length of x.​

Answer 1

x=10

Explanation:

The triangles are similar so we can use ratios to solve

6.5 (6.5+6.5)

------ = -----------------------

5 x

6.5 (13)

------ = -----------------------

5 x

Using cross products

6.5x = 65

Divide by 6.5

6.5x/6.5 = 65/6.5

x = 10