60o
70o
120o
160o
Correct answer is C
Q1 = 50(alternate angle)
Q2 = 180o - 110o (straight line angle)
Q2 = 70
PQR = Q1 + Q2
= 50o + 70o
= 120o
The values of three angles at a point are 3y - 45o, y + 25o and yo . Find the value of y....
m:n = \(2\frac{1}{3} : 1\frac{1}{5}\) and n : q = \(1\frac{1}{2} : 1\frac{1}{3}\), find q : m....
Simplify: \(\frac{3x - y}{xy} - \frac{2x + 3y}{2xy} + \frac{1}{2}\)...
Form an inequality for a distance d meters which is more than 18m, but not more than 23m ...
Evaluate \(\begin{vmatrix} 4 & 2 & -1 \\ 2 & 3 & -1 \\ -1 & 1 & 3 \end{vmatrix}\)...