Answer:
52.85
Step-by-step explanation:
perimeter of the rectangle is 40
perimeter of the half circle is 12.85
add those two together and get 52.85
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From the given points that are (3,1),(9,3),(27,9), we can say that x is three times of y. That is
x= 3y
And we need to solve for y. For that, we need to get rid of 3 from the right side by dividing both sides by 3 . And on doing so , we will get


or

Answer:
6. xint=-7
yint=-3
7. xint=-7
yint=-5
Step-by-step explanation: