933.33 x 933.33 is ypur answer to maximize area
3/5 + 5/7 = 1 11/35 - 1/5 = 1 4/35 which is your final answer.
Rectangle:
A=l(w)
A=12(6)
A=72cm^2
Semicircle:
r=6/2
r=3
A=(3.14(r)^2(1/2)
A=3.14(3)^2(1/2)
A=3.14(9)(1/2)
A=14.13cm^2
A=14.1cm^2
Total area: 72cm^2 + 14.1cm^2 = 86.1cm^2
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Answer:
Choice B
Step-by-step explanation:
7.1×10⁵ = 710,000
