Answer:
x² + y² = 25
Step-by-step explanation:
(x - h)² + (y - k)² = r²
Centre: origin --> (0,0)
r² = (-5-0)² + (0 - 0)² = 25
x² + y² = 25
3.89 rounded to the nearest tenth is 3.9
You go to the tenths place which is 8, and then go to the number next to it. 9 is greater than 5, so you have to round up.
You regroup and get 3.9
3.9
25 points is the same integer
Answer:
r=17
Step-by-step explanation:
35-1=34
2r=34
34 divided by 2 is 17
