Question

1. The measure of three angles of a quadrilateral is 30˚, 70˚ and 100˚. Find out

the measurement of fourth angle.

(1)

2. The measurement of one side of an equilateral quadrilateral is 10 cm. What is

the perimeter of the quadrilateral?

(1)

3. The perimeter of a square is 100 cm. What will be the measurement of each

of its side?

(1)

4. Parallelogram ‘BEST’ is given below. Find the measurement of angle x and

angle y.​

Answer 1

Answer:

Step-by-step explanation:

1.

Measures of three angle of a quadrilateral is -

30°, 70° and 100°

All angles sum of a quadrilateral measures 360 , Hence,

2.

Measurement of one side of an equilateral quadrilateral is -

10 cm

Equilateral Quadrilateral has all sides equal , Hence,

Perimeter -

3.

Perimeter of Square - 100 cm

Measurement of Each Side Of a Square is  .

Answer 2

Answer:

1.

Measures of three angle of a quadrilateral is -

30°, 70° and 100°

All angles

sum of a quadrilateral measures 360 , Hence,

Step-by-step explanation: