The angle of elevation of the top of a tower from two points at a distance of 4 m and 16 m from the base of the tower and in the same straight line with it are complementary .prove that the height of the tower is 8m.
Question
Maths
Aug. 21, 2020, 12:35 a.m.
Answer
if quetion no.1 part 3 we do like this is this format wrong
(3x 4) (3x5)
(x a) (x b) x2 (a b)x(a×b)
3x2 (4)(-5)3x(4)(-5)
9x2 (-9)-20
-9x2=3x-20 answer
(3x 4) (3x5)
(x a) (x b) x2 (a b)x(a×b)
3x2 (4)(-5)3x(4)(-5)
9x2 (-9)-20
-9x2=3x-20 answer
Maths
Aug. 20, 2020, 11:34 p.m.
Answer
The quantity and the quality of the food is decreasing day by day. As population is increasing drastically, mention the steps taken to improve this condition.
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