Answer:
225
Step-by-step explanation:
90 divided by 2 is 45, 45 times 5 is 225
I'll give you a pdf so you can see it yourself and the correct answer is -32b - 32b
Answer:
x^2 + (y+1)^2 = 10^2
Step-by-step explanation:
Centre (p,q) = (0, -1)
radius, r = 10
General Equation of a circle
(x-p)^2 + (y-q)^2 = r^2
(x-0)^2 + (y- -1)^2 = 10^2
x^2 + (y+1)^2 = 10^2