Question

The black triangle was transformed to make the gray triangle. Write an

algebraic rule for the translation

Answer 1

m<4 = 117 degrees

Explanation:

Knowing that angle 1 is 63 degrees, we can look at the other angle on the same side of the line, angle 4.

Angles on one side of a line add to 180 degrees.

180 - 63 = 117