1. Find the area of the shaded region. ( the picture )
2. Find the measure of the angle that is 26 degrees more than three times its complement.
3. What is the perimeter of a rectangle with width 10 inches and length 13 inches?
4. What is the area of a triangle with base 19 inches and height 11 inches?

Respuesta :

1. Can't be answered without the picture
2. 74

26+3x=y
90-x=y, Multiply by 3, 270-3x=3y
Add to isolate y
296=4y, y=74

3. 46

Perimeter=2w+2l

4. 104.5

Area of a triangle= 1/2bh