Answer:
8 hours
Step-by-step explanation:
84=10.5*x so
Let's solve your equation step-by-step.
84=10.5x
Step 1: Flip the equation.
10.5x=84
Step 2: Divide both sides by 10.5.
10.5x
10.5
=
84
x=8
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Answer: Triangle is 150 sq
Rectangle is 360 sq