1 answer:
The triangle to solve for has a leg or 12 feet, hypotenuse of 20 feet, so solve for Pythagoras

for a

a = 16 feet
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R + c=24
r=3c
3c+c=24
x=6
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Answer:
18 men are required to reap the field in 1 hour
Step-by-step explanation:
3*6=18
3 x 50 x 18 x 2
3 x 50 = 150
18 x 2 = 36
150 x 36 = 5400
B