S K Gupta and Anubhuti Gangal Solutions for Chapter: Understanding Shapes, Exercise 3: Chapter Assessment

If the sides of a quadrilateral are produced in order, the sum of four exterior angles so formed is _____$°$.

One angle of a concave quadrilateral is _______ $180°$.

The sum of the angles of a quadrilateral is $2$ right angles.

$ABCD$ is a quadrilateral with angles $90°, 90°, 110°, 80°$.

The measures of three angles of a quadrilateral are $39°, 141°$ and $13°$. Find the fourth angle.

The angles of a quadrilateral are in the ratio $2 : 3 : 5 : 8$. The smallest angle is

In the given diagram, value of $x$ is:

If the angles of a quadrilateral are $x°, (2x+13)°, (3x+10)°$ and $(x-6°)$, find $x$.