Question

Q.1.(A) Choose the correct alternative answer for the following questions. (4 Marks)
(1) The ratio of sides of two similar triangles are 4 : 9 . What is the ratio of their areas?
(a) 2:3 (b) 4:9 (c) 81:16 (d) 16:81
(2) Out of the following which is the Pythagorean triplet ?
(a) (1, 5, 10) (b) (3, 4, 5) (c) (2, 2, 2) (d) (5, 5, 2)
(3) In ∆QSR, m∠Q = 45°, m∠S = 90° and SR = 4, find QS.
(a) 3 (b) 4 (c) 5 (d) 6
(4) ∠ACB is inscribed in a arc ACB of a circle with centre O. If m∠ ACB = 65° , Find m(arc ACB).
(a) 65° (b) 130° (c) 295° (d) 230°​

Answer 1

Answer:

1.a

2 .c

3.b

4. d

4.c

match this answer maybe wrong this answer