Trigonometry Practice Question and Answer
8 4 Q:
5d92c3e66819c079458b7802 4 Q:
5f2e3de179b9e641a764661b 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
Q: If sinθ – cosθ = 7/13 and 00 < θ < 900 , then the value of sinθ + cosθ is :
1806 05d92c3e66819c079458b7802
5d92c3e66819c079458b7802- 117/13true
- 213/17false
- 31/13false
- 41/17false
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Answer : 1. "17/13"
Q: If a(tanθ+cotθ)=1, sinθ+cosθ=b and 0°<θ<90°, then the relation between a and b.
1187 05f2e3de179b9e641a764661b
5f2e3de179b9e641a764661b- 1$$ {2a={b^2}}+1$$false
- 2$$ {b^2=2({a-1}})$$false
- 3$$ {2a={b^2-1}}$$true
- 4$$ {b^2=2({a+1}})$$false
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Answer : 3. "$$ {2a={b^2-1}}$$"
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 
1565 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 :
1148 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?
1306 05f4df136081699374e8550a6
5f4df136081699374e8550a6- 125 cmtrue
- 220 cmfalse
- 35 cmfalse
- 44 cmfalse
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Answer : 1. "25 cm"
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