Hssc i objective ch 12 no 1
- 1. PAKTURK Success is a ladder you cannot climb with your hands in your pockets 1 For more news and updates visit pakturkmaths.com CLASS XI For any question mail us at info@pakturkmaths.com Composed by Engin Baştürk FEDERAL BOARD TYPE Objective Application of Trigonometry No 1 Q1: Find the value of sin38 24 A) 0.6262 B) 0.6211 C) 0.6112 D) 0.6012 Q2: Find the value of sin38 28 A) 0.6212 B) 0.6240 C) 0.6220 D) 0.6230 Q3: Find the value of sin65 30 A) 3.1235 B) 0.900 C) 1.1943 D) 0.909 Q4: If sin 0.5100x , find x A) 30 40 B) 20 30 C) 10 45 D) 14 55 Q5: Find the value of sin53 340 A) 0.0856 B) 0.6580 C) 0.5680 D) 0.8056 Q6: Find the value of cos36 20 A) 0.3456 B) 0.3541 C) 0.8055 D) 0.3241 Q7: Find the value of cot33 50 A) 1.4950 B) 1.4357 C) 2.0103 D) 3.1276 Q8: Find the value of tan65 30 A) 3.1235 B) 2.1943 C) 1.1943 D) 2.1345 Q9: If sin 0.5791 , find A) 35 23 B) 33 22 C) 31 45 D) 34 51 Q10: If cos 0.5257 , find A) 55 43 B) 55 26 C) 58 17 D) 58 51
- 2. PAKTURK Success is a ladder you cannot climb with your hands in your pockets 2 Q11: If tan 1.705 , find A) 45 43 B) 59 59 C) 59 36 D) 56 54 Q12: Find the value of c in ABC if 3.2a , 5.74b and 90 A) 9.18 B) 6.73 C) 5.91 D) 6.98 Q13: Find the measure of 6.73 in given triangle? A) 16 B) 4 2 C) 8 2 D) 16 2 Q14: Find the measure of 6.73 in given triangle? A) 12 3 B) 9 3 C) 8 3 D) 4 3 Q15: A vertical pole is 8 m high and the length of its shadow is 6 m. What is the angle of elevation of the Sun at that moment? A) 51 B) 52 C) 53 D) 54 Q16: A ladder leaning against a vertical wall makes an angle of 24 with the wall. Its foot is 5 m from the wall. Find the length. A) 12.29m B) 12.12m C) 11.49m D) 10.64m Q17: tan 2 .................. tan 2 A) b c b c B) a c a c C) b c b c D) a b a b Q18: tan 2 .................. tan 2 A) 2c a b B) a b a b C) 2 a b c D) a b a b Q19: tan 2 .................. tan 2 A) c a c a B) c b c b C) a b a b D) a c a c Q20: Which of the following is the law of sines? A) sin sin sin a b c B) sin sin sin b c a C) 3 2 1 sin sin sin D) sin 2 sin 2 sin 2 a b c Answer Key 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20