Answer:
C. 105 
Step-by-step explanation:
<em><u>The formula for a regular polygon is:</u></em>
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→ p is the perimeter and a is the apothem

105
Answer:
x=38.5
Step-by-step explanation:

cos(x)=
x=38.5(correct to the nearest tenth)
Answer:
the difference is 25
Step-by-step explanation:
to get from 10 to 0 is 10 units and from 0 to -15 is 15
10+15 = 25
I think 7 of them are girls and the rest are boys and how i got this answer is I took the 28 and divided it by 4 and got 7.
Answer:
30
Step-by-step explanation:
10 x 3 = 30