Answer:
D. 1720 mm^2.
Step-by-step explanation:
This consists of 5 surfaces.
Area of 2 triangles + area of base + area of the side + area of the sloping side.
= 2 * 1/2 * 8 * 15 + 40*17 + 8*40 + 15*40
= 120 + 680 + 320 + 600
= 1720.
x=11
Answer: 10 1/8
Step-By-Step