Answer:
C = 81.7 units
Step-by-step explanation:
C = 2
r
r = d/2 = 26/2 = 13
C = 2
(13)
C = 81.7 units
Answer:
x = 8
Step-by-step explanation
Complimentary angles have a sum of 90*. Thus when adding the two equations together, we must get 90*.
7x + 17 + 3x - 7 = 90 Combine like terms
10x + 10 = 90 Subtract 10 on both sides
10x = 80 Divide both sides by 10
x = 8
Answer:
B: 76
Step-by-step explanation:
I have to put an explanation.I don't have an explanation.
So first write out the expression:

take two 10's from the top to cancel with the two 10's on the bottom.
3.9/1.3 is 3.
The answer is 3*10^3
Answer:
it's about 18 percent decrease**** so 20 percent to round up
Step-by-step explanation: