Answer:
Step-by-step explanation:
2x + 2 + 5x + 3 = 180
7x + 5 = 180
7x = 175
x = 25
Answer: base is 12
5. r×2×pi
7km×2×pi=43.98km
6. d×pi
20cm×pi=62.83cm
7. d×pi
8.5m×pi=26.70m
8. r×2×pi
11yd×2×pi=69.12yd
9. d×pi
6(2/5)ft×pi=20.11ft
10. r×2×pi
25in×2×pi= 157.08in
