Trigonometry Question and Answers Practice Question and Answer
8 4 Q:
609e4e41b9384d208ce43f2a 4 Q:
5f76cdb6e487e60dced9226a 4 Q:
6099029ec4aedb3e80669631 4 Q:
60796ed42e8e292d5f941064 4 Q:
5f2e3f9eb6a1cb7a831ba681 4 Q:
5f4df2b17e85226ee745ec9c 4 Q:
609e5238e941dd6183d9a8b1 4 Q:
6007f30c1187ab386914c60f
Q: ΔPQR is right angled at Q. If cos P = 3/5, then what is the value of cos R?
800 0609e4e41b9384d208ce43f2a
609e4e41b9384d208ce43f2a- 1$$ {3\over4}$$false
- 2$$ {5\over3}$$false
- 3$$ {4\over5}$$true
- 4$$ {4\over3}$$false
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Answer : 3. "$$ {4\over5}$$"
Q: $$ {3sin60°-4sin^{3}60°=?}$$
799 05f76cdb6e487e60dced9226a
5f76cdb6e487e60dced9226a- 1$$ {2\sqrt{3}}$$false
- 2$$ {4\sqrt{3}}$$false
- 30true
- 450false
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Answer : 3. "0"
Q: If Cos A + Cos2 A = 1, then Sin2 A + Sin4 A=?
797 06099029ec4aedb3e80669631
6099029ec4aedb3e80669631- 10false
- 21true
- 3$$ {1\over 2}$$false
- 4-1false
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Answer : 2. "1"
Q: One angle of a triangle is 55°. If the other two angles are in the ratio 9:16, find the angles?
790 160796ed42e8e292d5f941064
60796ed42e8e292d5f941064- 165° और 115°false
- 290° और 160°false
- 355°और 165°false
- 445° और 80°true
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Answer : 4. "45° और 80°"
Q: Which of the following simplification value of $$ {(secA-cosA)^{2}}+{(cosecA-sinA)^{2}}-{(cotA-tanA)^{2}}$$ ?
788 05f2e3f9eb6a1cb7a831ba681
5f2e3f9eb6a1cb7a831ba681- 14false
- 22false
- 31true
- 43false
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Answer : 3. "1"
Q: If x+ y=90°, then what is the value of $$ {\sqrt{cosx.cosecy-cosx.siny}}$$?
786 05f4df2b17e85226ee745ec9c
5f4df2b17e85226ee745ec9c- 1cosxfalse
- 2sinxtrue
- 3$$ {\sqrt{sinx}}$$false
- 4$$ {\sqrt{cosx}}$$false
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Answer : 2. "sinx"
Q: What is the value of $${\sqrt{1-cosA\over{1+cosA}}}$$?
786 0609e5238e941dd6183d9a8b1
609e5238e941dd6183d9a8b1- 1cosecA-sinAtrue
- 2cosecA+cotAfalse
- 3secA-cotAfalse
- 4secA+cotAfalse
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Answer : 1. "cosecA-sinA"
Q: If 5sinθ – 4cosθ=0, 0°˂θ˂90°, then the value of $$ {5\sinθ-2\cosθ}\over {5\sinθ+3\cosθ}$$ is:
779 06007f30c1187ab386914c60f
6007f30c1187ab386914c60f- 1$$ {3\over 8}$$false
- 2$$ {2\over 7}$$true
- 3$$ {5\over 7}$$false
- 4$$ {3\over 5}$$false
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Answer : 2. "$$ {2\over 7}$$"
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