Question

If B is the midpoint of AC, and AC= 8x-20, find BC.

Answer 1

BC = 4x-10

Explanation:

`\because B` is the midpoint of AC.

`\therefore BC = (1)/(2) AC`

`\therefore BC = (1)/(2) (8x-20)`

`\therefore BC = (1)/(2) * 2(4x-10)`

`\huge \purple {\boxed {\therefore BC = 4x-10}}`