Math, asked by kishankumar81, 1 year ago

tell me Answer with explain
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gopuraji334ov3ji3: pz type in english
gopuraji334ov3ji3: im an expert at maths
kishankumar81: Find the hight of the communication tower and peak elevation angle at a height of 20 meters high from one point of land, 45 degrees and 60 degrees respectively.

Answers

Answered by gopuraji334ov3ji3
0

tan45= 20/y

1= 20/y

therefore y = 20m

now

tan 60= 20+x/y y = 20m


√3=20+x/20

20√3=20+x

therefore

x= 20√3-20

therefore the height of the transmission tower is 20(√3-1)m





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