Small Quiz

3

QUESTION 1

 If ABC is an equilateral triangle & P, Q, R are the midpoints on AB, BC & CA respectively then –

 PQR will be an equilateral triangle/ PQR
 

PQ + QR + PR = AB
 

PQ + QR + PR = 2AB
 

 PQR will be a right-angled triangle/ PQR

QUESTION 2

The angle subtended by a chord of a circle to its centre is 60°, what is the ratio of length of chord to the radius?

1 : 2
 

 1 : 1
 

1 : 3
 

√2 : 1

QUESTION 3

1²+2²+3²+ .  .  .  .  .  .  .+10² = 385, then value of 2²+4²+6²+ .  .  .  .  .  .  .+20²

770
 

1540
 

 1155
 

 (385)²

QUESTION 4

 ABCD is a trapezium with AD and BC parallel sides. E is a point on BC. The ratio of the area of ABCD to that of triangle AED is –

AD/BC
 

BE/EC
 

 (AD + BE)/(AD + CE)
 

 (AD + BC)/AD

QUESTION 5

ABCD is a cyclic quadrilateral and AD is a diameter. If angle DAC = 55°, then value of angle ABC.

55°
 

35°
 

 145°
 

 125°

QUESTION 6

The height of the right pyramid whose area of the base is 30 m² and volume is 500 m³, is –

 50 m
 

 60 m
 

 40 m
 

 20 m

QUESTION 7

The base of a prism is a right angled triangle with two side 5 cm and 12 cm. The height of the prism is 10 cm. The total surface area of the prism is:

360 sq. cm
 

 300 sq. cm
 

 330 sq. cm
 

 325 sq. cm

QUESTION 8

If P = 99, then find the value of P(P²+3P+3).

 10000000
 

 999000
 

 999999
 

 990000

QUESTION 9

In ?ABC, AB = 8 cm, ∠A is bisected internally to intersect BC at D. BD = 6 cm and DC = 7.5 cm. What is the length of CA ?

 

10 cm 

 

 

11.5 cm

 

 

 9 cm

 

 

 12.5 cm

QUESTION 10

A wheel has diameter 63 cm. The number of complete revolutions it will take to cover 78606 cm is

297

 

 

397

 

 

294

 


 

386