anonymous1813
07.01.2022 •
Mathematics
A pole is 18 meter high. The angles of elevation of the top of the house from the top and bottom of the pole are 30° and 45° respectively. Find the height of the house and the distance betiveen the pole and the house.
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Ответ:
Step-by-step explanation:
3x - 2y = –9
3x−2y+2y=−9+2y
3x=2y−9/3x^3
=2y−9/3
x=2/3y−3
4x + 3y = 22
4x+3y+−3y=22+−3y
4x=−3y+22
4x4
=−3y+22/4
x=−3/4y+11/2