Practice30Create account

In triangle LMN, exterior angle at N = 4 times the interior angle at N. Find the interior angle at N.

Class 7Exterior Angle PropertyTriangles
  • A72
  • B40
  • C32
  • D36

Step-by-Step Solution

Interior + exterior = 180 (linear pair). Let interior = , exterior = deg.
Answer: D) 36

Master this chapter in 30 minutes a day.

Don't just memorise the answer — build a daily practice habit.

Practice 5 Similar Questions Free →

All Exterior Angle Property practice questions

More Class 7 Exterior Angle Property practice

A triangular traffic sign has one exterior angle of 144°. Reasoning: a student says the…Side QR of triangle PQR is produced to S. Exterior angle PRS = 117° and angle PQR = 53°.…Two interior opposite angles of a triangle differ by 20° and their exterior angle is…In a triangle, an exterior angle equals 7/5 of one interior opposite angle, and the…A craftsman in Moradabad cuts a triangular brass plate. He extends each of the three…