Answer:
Step-by-step explanation:
(x - h) {}^{2} + (y - k) {}^{2} = {r}^{2}(x−h)
2
+(y−k)
2
=r
2
here
r = 7. (the circle is symmetrical with y - axis )
h = 0. and k = 1
Thus equation of circle is,
(x - 0) {}^{2} + (y - ( - 1)) {}^{2} = {7}^{2}(x−0)
2
+(y−(−1))
2
=7
2
x^2 + (y+1)^2 = 49
Answer:
Im pretty sure its 0.2
Step-by-step explanation:
Answer:
The only help I can give on this one is all the angles added up should be 180
Step-by-step explanation:
Hope this helps a bit :)
Answer:
I think it is B 1/2
Step-by-step explanation:
Answer:
57
Step-by-step explanation:
50 + 7 =57
51+1+1+1+1+1+1+1 = 57
