The intensity of earthquake is measured by?
The effect of an earthquake on the Earth's surface is called the intensity and it is measured by Mercalli scale. Richter scale – for measuring the magnitude of earthquakes.
Given are three points A(2, 7), B(4, -1), C(- 2, 6) on a plane. What kind of triangle is formed by joining the points A, B, and C? <...
ABC is a right angled triangle. ∠ BAC = 90o and ∠ ACB = 60o. What is the ratio of the circum radius of the triangle to the s...
What will be inradius of an equilateral triangle of side 14 cm?
A meter-long pipe is made whose internal diameter is equal to the outer radius. How much material (cubic units) will be required to make the pipe if it ...
If I is the incentre of ΔABC , if ∠ BIC = 1200 , then what is the measure of ∠ BAC?
10 identical solid spherical balls of radius 3 cm are melted to form a single sphere. In this process 20% of solid is wasted. What is the radius (in cm...
∆ 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
The radius of a sphere is 12cm. The surface of the sphere is what percent of its volume
A and B are the centres of two circles with radii 11 cm and 6 cm respectively. A common tangent touches these circles at P & Q respectively. If AB =...
