A truck i painting a highway traffic line. It paints 8 miles of paint in 3 hours, how much could it paint in 18 hours?
1 answer:
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or,b²=576-81
or,b²=495
.
step by step explaination
b²=h²- p²
or,b²=24²-9²
or,b²=576-81
or,b²=495
or, b²=root under 5×3×3×11
:. b²=3 root under 55