math
Find the exact value of 1. tan 75 degrees 2. Cos 15 degrees 3. Sin 105 degrees
math
Two pieces of wire are stretched from the top M, of a vertical pole to the points L and N on the horizontal ground, The angle of depression of L from M is 65 degrees. N is on the opposite side of the pole (from L) at an angle of depression of 72 degrees from M. N is 4m from th...
math
Dave walked from point A to point B due North East for a distance of 20m. He immediately changed direction and walked 50m from B to C on a bearing of 110 degrees. i. Calculate the distance AC ii. Find the bearing of C from A
math
Dave walked from point A to point B due North East for a distance of 20m. He immediately changed direction and walked 50m from B to C on a bearing of 110 degrees. i. Calculate the distance AC ii. Find the bearing of C from A
math
Prove that Sin x + tan x / 1+cosx =tan x
math
If the bearing fron H to G is 098 degrees, what is the bearing of G from H
math
Solve the equation 8 cos^2 X -2 =0 given that 180< or equal to X <or equal to 360 degrees.
math
Triangle DEF is such that DF=8cm,EF=5.5cm and its area is 11 root2 cm^2. Find angle EFD.
math
Given the function y= 4cos(2x+90degrees)-3, Find the value of y when x =30 degrees.
math
Simplify cos Theta/4 cos theta/4 - sin theta/4 sin theta/4.
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