30
36
24
18
Correct answer is A
Exterior angle = 180\(^o\) - 168\(^o\)
Number of sides = \(\frac{360^o}{12}\)
= 30\(^o\)
\(\begin{array}{c|c} x & 0 & 1\frac{1}{4} & 2 & 4\\ \hline y & 3 & 5...
The area of a parallelogram is 513cm\(^2\) and the height is 19cm. Calculate the base....
Find the value of m in the diagram above. ...
If \(5^{(x + 2y)} = 5\) and \(4^{(x + 3y)} = 16\), find \(3^{(x + y)}\)....
A triangle has angles 30°, 15° and 135°. The side opposite to the angle 30° is lengt...