Question

Determine the measurement of EF.
EF = 3.47
EF = 3.16
EF = 1.39
EF = 1.1

Answer 1

EF = 3.16

Explanation:

Assume the triangles are similar.

BC/EF = BA/ED

7.9/EF = 11/4.4

11(EF) = 4.4 × 7.9

EF = 0.4 × 7.9

EF = 3.16