7.00cm
3.50cm
3.00cm
1.75cm
Correct answer is B
Surface area = 154cm2 (area of sphere)
4\(\pi\)r2 = 154
r\(\sqrt{\frac{154}{4\pi}}\)
= 3.50cm
Simplify 81\(^{\frac{-3}{4}}\) x 25\(^{\frac{1}{2}}\) x 243\(^{\frac{2}{5}}\)...
The volume of a cone of height 9cm is 1848cm\(^3\). Find its radius. [Take π = 22/7]...
Find the equation of a line parallel to y = -4x + 2 passing through (2,3) ...
What is the difference in longitude between P (lat. 50°N. long. 50°W) and Q (lat.50°N, l...
Find the value of the angle marked x in the diagram above ...