68o
64o
42o
32o
22o.
Correct answer is A
TQR = 90 - 42 = 48o
QRT = 180 - (64 - 48)
= 180 - 112
= 68o
The curved surface area of a cylindrical tin is 704cm2. Calculate the height when the radius is...
Evaluate 1011two + 1101two + 1001two - 111two...
Find the radius of a sphere whose surface area is 154 cm2? ...
Let P = {1, 2, u, v, w, x}; Q = {2, 3, u, v, w, 5, 6, y} and R = {2, 3, 4, v, x, y}. ...