Answer:
1. Formula: b * h ÷ 2
12 * 3 = 36 ÷ 2 = 18 in^2
2. Formula: b * h ÷ 2
5 * 8 = 40 ÷ 2 = 20 ft^2
I could only help on two. Hope it helps though! =)
its 82 or 83 but u should use a protractor
ep-by-step explanation:
Answer: 99.95
Step-by-step explanation: If you substract 100-5% you get 99.95
Multiply both sides by 8
5/8g × 8 = 40× 8
5g = 320
Divide both sides by 5
5g/5 = 320/5
G = 64