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
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
1²+2²+3²+ . . . . . . .+10² = 385, then value of 2²+4²+6²+ . . . . . . .+20²
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 + BE)/(AD + CE)
(AD + BC)/AD
ABCD is a cyclic quadrilateral and AD is a diameter. If angle DAC = 55°, then value of angle ABC.
The height of the right pyramid whose area of the base is 30 m² and volume is 500 m³, is –
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
If P = 99, then find the value of P(P²+3P+3).
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 ?
A wheel has diameter 63 cm. The number of complete revolutions it will take to cover 78606 cm is