Answer:
150
Step-by-step explanation:
The formula for the area of a triangle is (1/2)(b)(h)
1/2(10)(10)
5(10)
50 is the area of the triangle.
The formula for the area of a square is bh
10(10)
100 is the area of the square.
100+50=150.
150 square units is the area of the composite figure.
