English Medium कक्षा ९ - CBSE Question Bank Solutions

PQRS is a quadrilateral, PR and QS intersect each other at O. In which of the following case, PQRS is a parallelogram?

PQ = 7 cm, QR = 7 cm, RS = 8 cm, SP = 8 cm

PQRS is a quadrilateral, PR and QS intersect each other at O. In which of the following case, PQRS is a parallelogram?

OP = 6.5 cm, OQ = 6.5 cm, OR = 5.2 cm, OS = 5.2 cm

The bisectors of any two adjacent  angles of a parallelogram intersect at

The bisectors of the angle of a parallelogram enclose a

The figure formed by joining the mid-points of the adjacent sides of a quadrilateral is a

The figure formed by joining the mid-points of the adjacent sides of a rectangle is a

If one angle of a parallelogram is 24° less than twice the smallest angle, then the measure of the largest angle of the parallelogram is

In a parallelogram ABCD, if ∠DAB = 75° and ∠DBC = 60°, then ∠BDC =

ABCD is a parallelogram and E and F are the centroids of triangles ABD and BCDrespectively, then EF =

ABCD is a parallelogram, M is the mid-point of BD and BM bisects ∠B. Then ∠AMB =

The diagonals of a parallelogram ABCD intersect at O. If ∠BOC = 90° and ∠BDC = 50°, then ∠OAB =

Diagonals of a quadrilateral ABCD bisect each other. If ∠A= 45°, then ∠B =

ABCD is a parallelogram and E is the mid-point of BC. DE and AB when produced meet at F. Then, AF =

On plotting the points O(0, 0), A(3, 0), B(3, 4), C(0, 4) and joining OA, AB, BC and CO which of the following figure is obtained?

The decimal expansion of the number `sqrt(2)` is ______.

The value of 1.999... in the form `p/q`, where p and q are integers and q ≠ 0, is ______.

`2sqrt(3) + sqrt(3)` is equal to ______.

`sqrt(10) xx sqrt(15)` is equal to ______.

If `sqrt(2) = 1.4142`, then `sqrt((sqrt(2) - 1)/(sqrt(2) + 1))` is equal to ______.

There are numbers which cannot be written in the form `p/q, q ≠ 0, p, q` both are integers.