Find the center and radius given the equation of a circle:
(x + 2)2 + (y - 4)2 = 81
1 answer:
Radius is 9
center is (-2,4)
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The answer to this problem is “C “
Move z and 24, switch signs then add numbers
Answer:
5x5 is 25 and 5+5+5+5+5 is also 25 please give brainliest
Step-by-step explanation:
R=5
r(r-1)=30
r²+r=30
5²+5=30
5²=30-5
5²=25
5=5
Black box = r x 2
5 x 2 = 10
Black part of card is 10 sq cm.
There’s not enough context could you maybe post a picture?