## anonymous 4 years ago Question #1. Write the area of the trapezoid in terms of a and b. A. (½)(a + b)^2 B. (a + b)/2 + ab C. (½)(a - b)(a + b) D. (a^2 + b^2)/2 Question #2. Write the areas of the three triangles in terms of a, b, and c. A. (½)ab; (½)ab; and (½)c^2 B. ab; ab; and (½)c^2 C. (½)a^2b^2; (½)a^2b^2; and (½)c^2 D. a^2+ b^2; a^2 + b^2; and c^2

1. anonymous

2. Mertsj

The area of a trapezoid is $A=\frac{1}{2} h(b _{1}+b _{2})$

3. Mertsj

The first and third triangles have A=1/2ab. The middle one is A=1/2c^2