Answer:
20
Step-by-step explanation:
x/2+15=25
x/2=10
x=20
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180 - x = r is true.
Thats the only one which is true.
Answer:
The answer is

if I am not wrong
Step-by-step explanation:
First you need to convert 45 degress to radians,then you use the arc length formula which is = thr radius * the angle to get the answer
Answer:
just subtract it
Step-by-step explanation:
604-357=247
Answer:
Step-by-step explanation:
3 * 1/2 * 5 * 4.5
= 33.75 fT^2.