Trigonometry Practice Question and Answer
8 4 Q:
5fbf73c64f2f6c622be747fa 4 4 Q: What is the value of the following
5d70e27c9004b376a58c1e62 4 Q:
5d931a116819c079458b7c82 4 Q:
5dccdc8eef0a14548c1d4fff Answer : 4. "1"
4 Q:
5e818954d063766356924b99 4 Q:
5f4df136081699374e8550a6 4 Q:
644f99a0f3618908bf54770d
Q: If 3 + cos2θ= 3(cot2θ + Sin2θ), 0°<θ<90°, then what is the value of (cosθ +2sinθ)?
1159 05fbf73c64f2f6c622be747fa
5fbf73c64f2f6c622be747fa- 1$$ {2\sqrt{3}+1\over {2}}$$true
- 2$$ {3\sqrt{2}}$$false
- 3$$ {3\sqrt{3}+1\over {2}}$$false
- 4$$ {\sqrt{3}+2\over 2}$$false
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Answer : 1. "$$ {2\sqrt{3}+1\over {2}}$$"
Q: If sinθ-cosθ= \({7\over13}\) and 0º <θ<90°, then the value of Sinθ+Cosθ is 1608 05d1ef7e2c068c021a4048f20
5d1ef7e2c068c021a4048f20- 1\({17\over13}\)true
- 2\({13\over17}\)false
- 3\({1\over13}\)false
- 4\({1\over17}\)false
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Answer : 1. "\({17\over13}\)"
Q: What is the value of the following 
1568 05d70e27c9004b376a58c1e62
5d70e27c9004b376a58c1e62- 1cosec Afalse
- 2cos Afalse
- 3secAtrue
- 4sinAfalse
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Answer : 3. "secA"
Q: A tower standing on a horizontal plane subtends a certain angle at a point 160 m apart from the foot of the tower. On advancing 100 m towards it, the tower is found to subtend and angle twice as before. The height of the tower is
3117 15d931a116819c079458b7c82
5d931a116819c079458b7c82- 180 mtrue
- 2100 mfalse
- 3160 mfalse
- 4200 mfalse
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Answer : 1. "80 m"
Q: The value of $$ sec{^4}A(1-sin{^4}A)-2tan{^2}A $$ is:
1256 05dccdc8eef0a14548c1d4fff
5dccdc8eef0a14548c1d4fff- 1$$ {1\over2}$$false
- 20false
- 32false
- 41true
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Answer : 4. "1"
Explanation :
Put A=45 degree and we can get answer.
Q: If tan $$ -{7π\over4}=x $$ then the value of x is :
1149 05e818954d063766356924b99
5e818954d063766356924b99- 1$$-{1\over2}$$false
- 2$$-{√3\over2}$$false
- 3$${√3\over2}$$false
- 41true
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Answer : 4. "1"
Q: In the given figure BC=15 cm and Sin B=4/5. then find out the value of AB?
1307 05f4df136081699374e8550a6
5f4df136081699374e8550a6- 125 cmtrue
- 220 cmfalse
- 35 cmfalse
- 44 cmfalse
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Answer : 1. "25 cm"
Q: What is the value of cosecA(1 − cosA)(cosecA + cotA)?
678 0644f99a0f3618908bf54770d
644f99a0f3618908bf54770d- 12false
- 21true
- 30false
- 43false
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Answer : 2. "1"
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