Question

Which other angle must also measure 130°

Answer 1

Angle 3

Explanation:

we know that

`m<1=m<3` -----> by vertical angles

we have

`m<1=130\°`

therefore

`m<3=130\°`

Answer 2

opposite angles are identical so if angle 1 = 130

than angle 3 is also 130 degrees