Quadrilateral - Class 9 Maths - Revision Assignment Question Answers

Q 1 (i). In the given figure, ABCD and AEFG are two parallelograms. If ∠C = 63°, then measure of ∠A is:

(a.)

57°

(b.)

63°

(c.)

117°

(d.)

123°

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Q 1 (ii). If the diagonals of a square ABCD intersect each others at O, then △OAB is:

(a.)

an equilateral triangle

(b.)

an isosceles right angled triangle

(c.)

a scalene triangle

(d.)

an obtuse angled triangle

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Ques. In the following figure ABCD is a parallelogram. Find the value of x and z, if y = 110°

Ques. In the following figure ABCD is a parallelogram. Find the value of x, y and z.

Ques. Two adjacent angles of a parallelogram are (5x - 3)° and (5x - 67)°. Find the angles of two parallelogram.

Ques. If the opposite angles of a parallelogram are (3x - 3)° and (6x - 69)°. Find all the angles of the parallelogram.

Ques. In the following figure ABCD is a parallelogram. Find the value of x, y and z.

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