Mathematics
Three angles of a quadrilateral are in the ratio 4 : 5 : 6. The sum of the least and the greatest of these angles is 160°. Find all the angles of the quadrilateral.
Related Questions
Assertion (A) : The ratio between the exterior and interior angle of a regular polygon is 1 : 8. The number of sides of the regular polygon is 18.
Reason (R) : The sum of the exterior angle and interior angles of a convex polygon are 360° and 2(n - 1) x 90° respectively.
Both A and R are correct, and R is the correct explanation for A.
Both A and R are correct, and R is not the correct explanation for A.
A is true, but R is false.
A is false, but R is true.
The angles of a quadrilateral are in the ratio 3 : 5 : 7. If the difference between the largest and the smallest of these angles is 76°; find the fourth angle of the quadrilateral.
The sum of three angles of a quadrilateral is 5 times the fourth angle. Find the fourth angles.
A heptagon has four angles each of 132° and remaining three angles are equal. Find the size of each of the three angles.