Mathematics
Two angles of a quadrilateral are 69° and 113°. If the other two angles are equal then each of equal angles is:
89°
178°
98°
none of these
Related Questions
The interior angle of a regular polygon is four times its exterior angle. The number of sides in the polygon is:
12
10
15
18
Statement 1: A polynomial whose one or more interior angle is less than two right angles is called a convex polygon.
Statement 2: The line joining any two consecutive vertex of a triangle of a polygon is called its diagonal.
Which of the following options is correct?
Both the statements are true.
Both the statements are false.
Statement 1 is true, and statement 2 is false.
Statement 1 is false, and statement 2 is true.
Assertion (A) : It is possible to have a regular polygon the sum of whose interior angle is 1000°.
Reason (R) : The sum of the interior angle of a polygon with n sides = (2n - 4) x 90°.
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.