Answer:
2 triangle surfaces: 2.5 X 2 X 1.7 = 8.5 square meters
9 X 2 = 18 square meters
18 X 3 = 54 square meters
54 + 8.5 = 62.5 square meters
7
Step-by-step explanation:
1, Add 5+2
2, That's your answer
8.3 ft i think