63
40
36
28
Correct answer is C
The sum of angles in a quadrilateral = 360°
\therefore (p + 10) + (2p - 30) + (3p + 20) + 4p = 360
10p = 360° \implies p = \frac{360}{10} = 36°
Simplify 5\sqrt{18} - 3\sqrt{72} + 4\sqrt{50}...
The solution to the quadratic equation 5 + 3x - 2x2 = 0 is...
In the diagram, PQRS is a circle center O. PQR is a diameter and ∠PRQ = 40°. Calculate ∠QSR...
Simplify \frac{6^{2n + 1} \times 9^n \times 4^{2n}}{18^n \times 2^n \times 12^{2n}}...
Simplify \frac{1}{x - 2} + \frac{1}{x + 2} + \frac{2x}{x^2 - 4}...
Evaluate (111_{two})^2 and leave your answer in base 2...
If the simple interest on a certain amount of money saved in a bank for 5 years at 2\frac{1}{2}%...
A is at 50°N and B is at 10°N, If A and B are on the same longitude, find the distance AS. C...