Answer:
238
Step-by-step explanation:
85%of 280 is 238 ok.......
Hello,
Let's calculate the radius:
r²=5²+7²=74
The circle's equation is (x+5)²+(y+7)²=74
Answer C
Answer:

Step-by-step explanation:
Solve for the value of
:

-Combine like terms:


-Multiply
on both sides, which is the reciprocal of
, and multiply
and
:



-Divide
by
:


Therefore, the value of
is
.