∆ ABC is similar to ∆ DEF. If area of ∆ABC is 9 sq.cm and area of ∆DEF is 16 sq.cm and BC = 2.1 cm. Then the length of EF will be
A cylinder has a height of 16 cm and a base radius of 7 cm. The cylinder is completely filled with water, and then the water is poured into a conical ve...
If the angles of the triangle are in the ratio of 1:2:3, then what is the smallest angle?
Line AB is 24 m in length and is tangent to the inner one of the two concentric circles at point C. Points A and B lie on the circumfere...
In the given figure. ABCDEF is a regular hexagon whose side is 6 cm. APF, QAB, DCR and DES are equilateral triangles. What is the area (in cm2
Let A, B, and C be the mid-points of sides PQ, and QR PR, respectively, of ΔPQR. If the area of ΔPQR is 64cm², then find the area of ΔABC.
...Find out the circumference of a sector whose radius is 7 cm and it makes the angle of 45° at the centre?
The radius of a sphere is 12cm. The surface of the sphere is what percent of its volume
