The complete question in the attached figure
we know that
<span>The measure of the external angle is the semidifference of the arcs that it covers.
so
</span><span>m∠BED =(1/2)*[mAC-mBD]-------> solve for mBD
mBD=mAC-2</span>m∠BED
mBD=80-2*25--------> mBD=30°
the answer ismBD=30°
Answer:
The repair person did 5 hours of work.
Step-by-step explanation:
155 = 25x + 30
125 = 25x
5 = x
Answer: I believe its 104.55
Step-by-step explanation:
Answer:
A. (pi)(3 squared)
Step-by-step explanation:
edge
Answer:
n= 1
Step-by-step explanation:
7+3(n-1)
10(n-1)
10n=10
n=10/10
n=1