Q 2 – In the given figure, ∠T and ∠B are right angles. If the length of AT, BC and AS (in centimeters) are 15, 16, and 17 respectively, then the length of TC (in centimeters) is:
Q 3 –In triangle MNS, A and B are points on the sides MN, NS respectively. AN = MN, BS= MS. Then AB is …………………. to NS : (a) Not Perpendicular (b) Parallel (c) Perpendicular (d) Not Parallel
Q 9 – The perimeters of two similar triangles ABC and PQR are 60 cm and 36 cm respectively. If PQ = 9 cm, then AB equals (a) 6 cm (b) 10 cm (c) 15 cm (d) 24 cm
Q 17 – Two poles stand on the ground at a distance of 20m and 50 m respectively from a point A on the ground, the taller pole at 30 m from the smaller pole. A cable originates from the top of the taller pole, passing on the other pole ends on a hook at point A. If the length of the cable is 100 m , how much of it lies between the the two poles? (a) 50 m (b) 40 m (c) 60 m (d) 80 m
Q 18 – ΔABC and ΔBDE are two equilateral triangles such that D is the midpoint of BC. The ratio of the areas of triangle ΔABC and ΔBDE is. (a) 2 : 1 (b) 1 : 2 (c) 4 : 1 (d) 1 : 4
Q 25 – In a right triangle, if hypotenuse is H, perpendicular is P and base is B then (a) B² = H² + P² (b) H² = P² + B² (c) H² = P² – B² (d) P² = B² + H²