Someone please help me 2. Reuben is making repairs to his house. He has
leaned a piece of plywood against the wall of
his room. The plywood, floor, and wall form a
right angle triangle. The plywood and the wall
form a 20° angle. What are the sizes of the
other two angles of the triangle?

3. Kelly's backyard is in the shape of a triangle.
She is building a new fence, so she has
measured the angles at the corners of the yard
The first two angle measures are 88 and 52°
What is the angle size of the third corner?​