40(105/100)=42
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The half of 3/4 is 0.375, or 3/8. All you have to do is multiply 3/4 times 1/2.
Answer:
I think it's 3/10
Step-by-step explanation:
5 · 5 - 4 · 4 = 9 sorry if I'm wrong
the dots mean to multiply
Step-by-step explanation:
perimeter of semicircle=πr+2r
