Answer:
what is the question?
Step-by-step explanation:
Answer:
its B
Step-by-step explanation: just took test
X^2 + 8x + 7= 0
(X+7)(X+1)
X=-1,-7
Answer:
39.25
Step-by-step explanation:
the formula is a = (3.14 ×
) / 2
the equation is a = (3.14 ×
) / 2
5 is the radius
1.
= 25
2. 3.14 × 25 = 78.5
3. 78.5 / 2 = 39.25
I hope this helped! :)
The range is 30 to find the range u subtract the biggest from the smallest so 81-51=30 hope this helps