WebIT Deserves it. • • • The Sun occupies the highest position in local journalism. It leads In everything. Everyone admits it to be Lowell's Greatest Newspaper. Web14 dec. 2024 · If OP = 2r, show that ∠OTS = ∠OST = 30°. Answer. SECTION C Questions number 11 to 20 carry 3 marks each. Question 11. In Fig. 4, O is the centre of a circle such that diameter AB = 13 cm and AC = 12 cm. BC is joined. Find the area of the shaded region. (Take π = 3.14) Answer. Question 12.
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Web27 nov. 2024 · op = 2r [given] os perpendicular to sp therefore angle osp= 90 in osp ,by pytha. theorem, sp= root3 r sin of angle sop=opp/hyp =root3 r/2r =root3/2 =60 angle sot= twice angle sop=60*2=120 os=ot=radius angle ost=angle ots by asp, angle ost=ots=30 hence proved. hpoe this helps you!! Web27 okt. 2024 · CBSE Sample Papers for Class 10 Maths Set 9 with Solutions. Section A has 20 Multiple Choice Questions (MCQs) carrying 1 mark each. Section B has 5 Short Answer-I (SA-I) type questions carrying 2 marks each. Section C has 6 Short Answer-ll (SA-II) type questions carrying 3 marks each. clip art for recycling
From an external point P. two tangent PT and PS are drawn to a …
Web15 feb. 2024 · Answer: Circles. In Fig, from an external point P, two tangents PT and PS are drawn to a circle with centre O and radius r. If OP=2r, show that ∠ OTS = ∠ OST = 30°. … Web24 mrt. 2024 · If OP = 2 r, show that ∠ O T S = ∠ O S T = 30 ∘. Answer Verified 270.3k + views Hint: Use R.H.S congruence criteria to prove that triangle OPT and triangle OPS are congruent. Then find the angle TOP by using the cosine of the angle. Then, in the isosceles triangle SOT, find angle OTS and angle OST. Complete step by step answer: WebIf OP = 2r, show that ∠OTS = ∠OST = 30°. (CBSE 2016) 19 in fig. 4, O is the center of a circle such that diameter AB = 13 am and AC = 12 cm. BC is joined. Find the area of the shaded region. (Taken π = 3.14) (CBSE 2016) 20 In Fig. 2, a circle is inscribed in a ΔABC, such that it touches the sides AB, BC and CA at points D, E, and F respectively. bob ferdinand uk