Answer:
486 mm²
Step-by-step explanation:
Formula: 6a²
a² = 9²
= 81
6(81) = 6 × 81
486
The answer is 85.5
The circle is pi•r squared
And then u find the triangle area which is pi•slant height•r
C is the answer to your question
<span>n(30-14)-25=100
16n=125
n=7.8125 scarves a day, or 8 scarves a day must be sold, in order to make a profit of at least $100.!
I hope this helps!</span>