On a hike, Parker noticed that the temperature at the base of a mountain was 69°F. At a point on the mountain that was 2,000 fee
1 answer:
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Step-by-step explanation:
Since AE is the bisector of angle BAC,so angle BAE and Angle CAE is equal. Here Angle CAE and Angle EAC is same.
therefore,
m(Angle BAE)=m(Angle EAC)
or, 2x=40
or, x=20
Hence,
m(Angle EAC)=
=
Answer:
Step-by-step explanation:
Area of a circle with radius :
Circumference of a sector with radius :
Area of sector with angle :
.
Arc length of sector with angle :
Using these equations, we get the following information:
Area of circle:
Circumference of a circle:
Area of sector:
Arc length of sector: