Sir
Please solve following 2 questions of Maths :
Qs.1: From the top of a tower 60m  high, the angles of depression of the top and bottom of a pole are observed to be 45and 600 respectively. Find the height of the pole.
 

Qs. 2: From the equation of a straight line which cuts an intercepts-2 units from Y-axis and being equally inclined to the axis.

Asked by AMIT | 27th Jan, 2017, 07:41: PM

Expert Answer:

begin mathsize 16px style So comma space EC equals DC minus DE equals 60 minus fraction numerator 60 over denominator square root of 3 end fraction equals 60 open parentheses fraction numerator square root of 3 minus 1 over denominator square root of 3 end fraction close parentheses
On space rationalising space we space get comma
EC equals 60 open parentheses fraction numerator square root of 3 minus 1 over denominator square root of 3 end fraction close parentheses equals 20 open parentheses 3 minus square root of 3 close parentheses space straight m equals 60 minus 20 square root of 3 space straight m space
which space is space the space required space height space of space the space pole end style
Kindly post only 1 question per query.

Answered by Rebecca Fernandes | 9th Feb, 2017, 10:27: AM

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