Geometry Questions and answer Practice Question and Answer
8 Q: In a triangle ΔABC, the sides DE parallel to BC and AD = 6 cm, DB = 9 cm, AE = 8 cm, find the value of AC.
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5f75907b4637db73283dd1c2- 18 cmfalse
- 212 cmfalse
- 320 cmtrue
- 46 cmfalse
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Answer : 3. "20 cm"
Q: PQR is an equilateral triangle whose side is 10 cm . What is the value (in cm) of the inradius of triangle PQR ?
1467 060093b2e70bfa73e5e1df01a
60093b2e70bfa73e5e1df01a- 110false
- 2$$ {5\over{\sqrt{3}}}$$true
- 3$$ {10\over{\sqrt{3}}}$$false
- 4$$ {10{\sqrt{3}}}$$false
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Answer : 2. "$$ {5\over{\sqrt{3}}}$$"
Q: The sum of all interior angles of a regular polygon is twice the sum of all its exterior angles. The number of sides of the polygon is
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5f40dc1954900c5349e9c83b- 16true
- 28false
- 312false
- 410false
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Answer : 1. "6"
Q: In △PQR, ∠P = 90°. S and T are the mid points of sides PR and PQ, respectively. What is the value of RQ2/(QS2+ RT2)?
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64d1f0a8a798377447183d9e- 1$$3\over 4$$false
- 2$$4\over 5$$true
- 3$$1\over 2$$false
- 4$$2\over 3$$false
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Answer : 2. "$$4\over 5$$"
Q: ΔABC and ΔDBC are on the same base BC but on opposite sides of it. AD and BC intersect each other O. If AO=a cm, DO=b cm and the area of ΔABC= x cm2, then what is the area (in cm2) of ΔDBC?
1465 05f40dd439b782961da3f49dd
5f40dd439b782961da3f49dd- 1$${ab\over 2}{x}$$false
- 2$${a\over b}{x}$$false
- 3$${b\over a}{x}$$true
- 4$${a+b\over2}{x}$$false
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Answer : 3. "$${b\over a}{x}$$"
Q: Find the distance travelled by a 40 cm diameter wheel to cover a distance of 176 meters? Using (π=22/7)
1465 05f4df3c1081699374e8578bf
5f4df3c1081699374e8578bf- 1140true
- 2150false
- 3160false
- 4166false
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Answer : 1. "140"
Q: P and Q are center of two circles with radii 9 cm and 2 cm respectively, where PQ = 17 cm, R is the center of another circle of radius x cm, which touches each of the above two circles externally. If ∠PRQ = 90 °, then the value of x is
1460 05efeae637228dd6b06e74887
5efeae637228dd6b06e74887- 17 cmfalse
- 28 cmfalse
- 34 cmfalse
- 46 cmtrue
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Answer : 4. "6 cm "
Q: In ΔABC, AB=c cm, AC= b cm and CB=a cm, If ∠A=2 ∠B, then which of the following is true?
1460 06051c698a37d522d6c151f0f
6051c698a37d522d6c151f0f- 1$$ {a^{2}=b^{2}-bc}$$false
- 2$$ {a^{2}=b^{2}-ac}$$false
- 3$$ {a^{2}=b^{2}+bc}$$true
- 4$$ {a^{2}=b^{2}+ac}$$false
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