28°
40°
44°
84°
124°
Correct answer is B
< PQR = 180° - (84° + 56°)
= 40°
\(\therefore\) x = 40° (corresponding angles QP// RT)
Given that 2x + y = 7 and 3x - 2y = 3, by how much is 7x greater than 10? ...
Given that Z = {1,2,4,5} what is the power of set Z? ...
A binary operation Δ is defined by a Δ b = a + 3b + 2. Find (3 Δ 2) Δ 5 ...
If sin θ = - \(\frac{3}{5}\) and θ lies in the third quadrant, find cos&...
In the diagram, PQRS is a circle. find the value of x. ...
A cylinder of height h and radius r is open at one end. Its surface area is ...