Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius. Practice circle ...

CBSE Class 9 Maths extra questions for Chapter 10 - Circles are provided here with answers. These questions are very useful for the purpose of revising all important concepts given in the chapter. All ...

Questions on Geometry are often seen in the CAT Exam and it should also be noted that Geometry and Mensuration hold similar weightage. As per the previous year paper analysis, 98% questions from ...

Computer science researchers have created an artificial intelligence (AI) system that can solve SAT geometry questions as well as the average American 11th-grade student, a breakthrough in AI research ...