Three angles of a quadrilateral are 99°, 101°, and 79°. What is the fourth angle?
Note
A quadrilateral has a total angle sum of 360°. Add the given angles to get 279°, then subtract from 360°: the fourth angle is 81°.
Three angles of a quadrilateral are 99°, 101°, and 79°. What is the fourth angle?
A quadrilateral has a total angle sum of 360°. Add the given angles to get 279°, then subtract from 360°: the fourth angle is 81°.