English Medium इयत्ता ९ - CBSE Question Bank Solutions

Mark the correct alternative in each of the following:

If ABC ≅  ΔLKM, then side of ΔLKM equal to side AC of ΔABC is

If ΔABC ≅  ΔABC is isosceles with

ΔPQR and ΔABC is not congruent to ΔRPQ, then which of the following is not true:

In triangles ABC and PQR three equality relations between some parts are as follows:
AB = QP, ∠B = ∠P and BC = PR

State which of the congruence conditions applies:

In triangles ABC and PQR, if ∠A = ∠R, ∠B = ∠P and AB = RP, then which one of the following congruence conditions applies:

In ΔPQR ≅ ΔEFD then ED =

If ΔPQR≅ ΔEFD, then ∠E =

In a ΔABC, if AB = AC and BC is produced to D such that ∠ACD = 100°, then ∠A =

In an isosceles triangle, if the vertex angle is twice the sum of the base angles, then the measure of vertex angle of the triangle is

Which of the following is not a criterion for congruence of triangles?

In the given figure, the measure of ∠B'A'C' is

If ABC and DEF are two triangles such that ΔABC \[\cong\] ΔFDE and AB = 5cm, ∠B = 40°

In the given figure, AB ⊥ BE and FE ⊥ BE. If BC = DE and AB = EF, then ΔABD is congruent to

In the given figure, if AE || DC and AB = AC, the value of ∠ABD is

In the given figure, if AC is bisector of ∠BAD such that AB = 3 cm and AC =  5 cm, then CD =

ABC is an isosceles triangle such that AB = AC and AD is the median to base BC. Then, ∠BAD =

In the given figure, X is a point in the interior of square ABCD. AXYZ is also a square. If DY = 3 cm and AZ = 2 cm, then BY =

In the given figure, ABC is a triangle in which ∠B = 2∠C. D is a point on side BC such that ADbisects ∠BAC and AB = CD. BE is the bisector of ∠B. The measure of ∠BAC is

If `p(x) = x^2 - 2sqrt(2)x + 1`, then `p(2sqrt(2))` is equal to ______.

If p(x) = x + 3, then p(x) + p(–x) is equal to ______.