Question

Solve for x in the following figure. Choose the appropriate result.

Answer 1

D, 45°

Explanation:

at
`x=45`

the resulting angles would be
`45, 90, 45` and these add up to
`180`°

Answer 2

d

Explanation:

all of the angles add up to equal 180 so we setup the equation as 45+3x=180

first you subtract each side by 45

135=3x

then you divide each side by 3 and get that

x=45