Step-by-step explanation:
If you were asking what is the 3/4 the area of circle with radius 4 I can answer this.
The area of a circle with radius 4 is π4 ^2=16π
3/4*16π= 12π, thus your answer.
The height of a building is 58.08 meters if the angle is 71 degree and the distance between A and B is 20 meters.
<h3>What is trigonometry?</h3>
Trigonometry is a branch of mathematics that deals with the relationship between sides and angles of a right-angle triangle.
We have:
Angle = 71 degree
Distance between A and B = 20 meters
Let's suppose the height of the building is x meters.
From the right angle triangle applying the tan ratio:
tan71 = x/20
x = 58.08 meter
Thus, the height of a building is 58.08 meters if the angle is 71 degree and the distance between A and B is 20 meters.
Learn more about trigonometry here:
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Answer:
1.
A: GI= 60
B: MH= 14
C: IK= 23
D: HI= 46
E: MG= 24
2.
A: TU= 38
B: VY= 17
C: UZ= 15
D: WV= 15
E: TV= 30
Step-by-step explanation:
This probally isnt all right but most of it most likely is.