Δ ABC is right angled at B. If AB = 10 cm, BC = 5 cm then AC = ?
A) 3√2 cm | B) 3√5 cm |
C) 5√5 cm | D) 5√7 cm |
Δ ABC is right angled at B. If AB = 10 cm, BC = 5 cm then AC = ?
A) 3√2 cm | B) 3√5 cm |
C) 5√5 cm | D) 5√7 cm |
The angles of a traingle are 4x0, (2x - 9)0 and (7x - 6)0. The value of x is
A) 150 | B) 300 |
C) 450 | D) 600 |
In the given figure, what is the value of y, if 3x = 5y
A) 52.50 | B) 59.50 |
C) 67.50 | D) 72.50 |
In Δ ABC, AB = AC, ∠A = x0, ∠B = (x - 15)0, then what is the value of x
A) 450 | B) 600 |
C) 700 | D) 1200 |
A chord AB of length 20 cm is at a distance of 4 cm from the center O of a circle. The radius of the circle is
A) 2√21 cm | B) 2√29 cm |
C) 3√12 cm | D) 3√31 cm |
In the given figure, straight lines AB and CD intersect at O. If ∠x = 3∠y, then ∠y = ?
A) 200 | B) 400 |
C) 450 | D) 600 |
In the given figure, l1 || l2 and ∠A = 700, then ∠C = ?
A) 600 | B) 900 |
C) 1100 | D) 1250 |
In the given figure, AOB is a straight line, ∠AOC = (5x + 10)0, ∠BOC = (3x - 22)0, the value of x is
A) 240 | B) 270 |
C) 350 | D) 380 |
If Δ PQR is an isosceles triangle with ∠R = 900 and RQ = 6 cm, then PQ = ?
A) 4√2 cm | B) 6√2 cm |
C) 7√2 cm | D) 9√2 cm |
In a cyclic squad ABCD, ∠A = 700, then ∠C = ?
A) 600 | B) 900 |
C) 1050 | D) 1100 |
Two poles of heights 5 m and 10 m stand vertically on a plane ground. If the distance between their feet is 12 m, what is the distance between their tops ?
A) 13cm | B) 16cm |
C) 19cm | D) 22cm |
The lengths of the diagonals of a rhombus are 24 cm and 18 cm respectively. The length of each side of the rhombus is
A)10cm | B) 15cm |
C) 18cm | D) 23cm |
In the given figure, AOB is a diameter of the circle and CD || AB. If ∠CAB = 250, then ∠CAD = ?
A) 250 | B) 400 |
C) 450 | D) 600 |
ABCD is a cyclic quadrilateral and AB is the diameter of the circle. If ∠CAB = 48 °, then what is the value (in degrees) of ∠ADC?
A) 52° | B) 77° |
C) 138° | D) 142° |
In the given diagram O is the centre of the circle and CD is a tangent. ∠CAB and ∠ACD are supplementary to each other ∠OAC = 30°. Find the value of ∠OCB.
A) 30° | B) 20° |
C) 60° | D) 80° |
In the given figure D, E and F are mid points of AB, AC and BC respectively. P, Q and R are mid points of DE, DF and EF. Find ratio of area of triangle PQR to that of parallelogram ADFE.
A) (1:8) | B) (1:3) |
C) (1:4) | D) (1:5) |
In the given figure, area of isosceles triangle ABE is 72 cm2 and BE = AB and
AB = 2 AD, AE II DC, then what is the area (in cm2) of the trapezium ABCD?
A) 108 | B) 124 |
C) 136 | D) 144 |
What is the average of angles x and y?
A) 80° | B) 90° |
C) 95° | D) 85° |
In a triangle ABC, the lengths of the sides AB, AC and BC are 3, 5 and 6 cm respectively. If a point D on BC is drawn such that the line AD bisects the ∠A internally, then what is the length of BD?
A) 2 cm | B) 2.25 cm |
C) 2.5 cm | D) 3 cm |
O is the incentre of ∆ABC and ∠A = 30° then ∠BOC is
A) 100° | B) 105° |
C) 110° | D) 90° |
In a ∆ABC, incentre is O and ∠BOC = 110°, then the measure of ∠BAC is
A) 20° | B) 40° |
C) 55° | D) 110° |
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