5544m2
1386m2
132m2
264m2
693m2
Correct answer is E
\(\pi\) = \(\frac{22}{7}\), Diameter D = 42m
Area of a circle = \(\frac{\pi D^2}{4}\) when a diameter is given
area of a semicircle \(\frac{\pi D^2}{4}\) x \(\frac{1}{2}\)
= \(\frac{22}{7}\) x \(\frac{4262}{4}\) x \(\frac{1}{2}\)
= \(\frac{11}{7} \times 441\)
= 693m\(^{2}\)
In the figure, find the value of x ...
Sn is the sum of the first n terms of a series given by Sn = n\(^2\) - 1. Find the nth term...
Find the sum of the first 18 terms of the progression 3, 6, 12...... ...
Factorize \(x^2 + 2a + ax + 2x\)...
At what rate would a sum of N100.00 deposited for 5 years raise an interest of N7.50? ...
Find the value of x at the minimum point of the curve y = x3 + x2 - x + 1 ...
If x varies directly as y3 and x = 2 when y = 1, find x when y = 5...