Question
only 14 and 16 questions 
But how to proove that the unit vector so found is parallel to the diagonal.
Maths
Oct. 10, 2018, 9:54 p.m.
Answer
A tree stands vertically on a hill side . Which makes an angle of 15degree with the horizontal. From a point on the ground 35meter down the hill from the base of the tree,theangle of elevation of the top of the tree is 60 degree. Find the height of the tree
Maths
Oct. 10, 2018, 9:54 p.m.
Answer
A tree stands vertically on a hill side . Which makes an angle of 15degree with the horizontal. From a point on the ground 35meter down the hill from the base of the tree,theangle of elevation of the top of the tree is 60 degree. Find the height of the tree
pls solve que no 23
Maths
Oct. 10, 2018, 5:47 p.m.
Answer
Find the cloth required for constructing a conical tent of height 6m such that a person of height 2 metre can stand at a distance of 4m from the centre of the base.
ABCD is rectangle formed by the points A(-1,-1),B(-1,4),C(5,4) and D(5,-1).P,Q,R and Sare the mid points of AB,BC,CD and DA respectively. Is the quadrilateral PQRS a square? a rectangle? or a rhombus? Justify your answer.