Question

Multiple please please answer

Answer 1

Hello,

18 x tan 40°

Explanation:

tan 40° = BC / AC

and with AC = 18

tan 40° = BC / 18 ⇔ BC = 18 x tan 40°

Answer 2

BC = 18tan(40°)

Explanation:

The leg of the triangle can be explained using tan

Tan(angle) = opposite/adjacent

Plug in and simplify to get the answer