The figure is a solid with the trapezium PQRS as its unif...
The figure is a solid with the trapezium PQRS as its uniform cross-section. Find its volume
120m2
576m3
816m3
1056m3
Correct answer is C
Volume of solid = cross section x H
Since the cross section is a trapezium
= \(\frac{1}{2} (6 + 11) \times 12 \times 8\)
= 6 x 17 x 8 = 816m3
The angles of a pentagon are x°, 2x°, (x + 60)°, (x + 10)°, (x -10)°. ...
Simplify \((\frac{16}{81})^{\frac{1}{4}} \div (\frac{9}{16})^{-\frac{1}{2}}\)...
Evaluate, correct to three decimal place \(\frac{4.314 × 0.000056}{0.0067}\)...
Simplify; \(\frac{2 - 18m^2}{1 + 3m}\)...
A cylindrical container, closed at both ends, has a radius of 7cm and height 5cm [Take π = 22/7] ...
Simplify; \(\frac{3\sqrt{5} \times 4\sqrt{6}}{2 \sqrt{3} \times 3\sqrt{2}}\)...
If log\(_{x^{1/2}}^{64}\) = 3, find the value of x ...
Factorize the expression 2y\(^2\) + xy - 3x\(^2\)...