Back to Questions

A circle is inscribed in a triangle ABC. It touches the sides BC, CA, AB at D, E, F respectively. What is ∠EDF equal to ?

Mathematics 2022 CDS Mathematics 2022 CDS 2022

Options

What is the least value of 3sin²θ + 4cos²θ?

If 5ˣ⁻³ = 8, then what is x equal to?

If n is any natural number, then 5²ⁿ – 1 is always divisible by how…

The sum of the reciprocals of two alternate natural numbers is 7/24. What is the…

What is the square root of 15 – 4√14?