Geometry Practice Question and Answer
8 Q: In a polygon, the sum of the interior angles is double the sum of the exterior angles. What is the number of sides of the polygon?
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60b6e28484a0c2750054ef0d- 14false
- 28false
- 36true
- 45false
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Answer : 3. "6"
Q: In any triangle ABC, AB + BC = 12 cm, BC + CA = 14 cm and CA + AB = 18 cm. What will be length of radius of a circle, if the perimeter of circle is equal to the perimeter of triangle ABC?
924 0600a993e1187ab38691eb94f
600a993e1187ab38691eb94f- 12 cmfalse
- 23.5 cmtrue
- 31.5 cmfalse
- 4None of thesefalse
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Answer : 2. "3.5 cm "
Q: O is the orthocentre of ΔABC. If ∠BOC=110°, ∠BAC is equal to
923 060069394da571525629f91b2
60069394da571525629f91b2- 190°false
- 270°true
- 380°false
- 4110°false
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Answer : 2. "70°"
Q: If the circumradius of an equilateral triangle ABC is 8 cm, then what is the height of the triangle?
923 06321c2b63169cb1b156878ee
6321c2b63169cb1b156878ee- 116 cmfalse
- 26 cmfalse
- 38 cmfalse
- 412 cmtrue
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Answer : 4. "12 cm"
Q: ABCD is a rhombus whose one angle is 60°.Find the ratio of the lengths of its diagonal?
920 06022716e3fb46f5722f8398d
6022716e3fb46f5722f8398d- 1false
- 21 : 1true
- 3false
- 4None of thesefalse
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Answer : 2. "1 : 1"
Q: PQR is an equilateral triangle whose side is 10 cm . What is the value (in cm) of the inradius of triangle PQR ?
918 060093b2e70bfa73e5e1df01a
60093b2e70bfa73e5e1df01a- 110false
- 2true
- 3false
- 4false
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Answer : 2. " "
Q: Triangle PQR is inscribed in the circle whose radius is 14 cm . If PQ is the diameter of the circle and PR =10 cm , then what is the area of the triangle ?
917 0600940beda57152562aa7262
600940beda57152562aa7262- 1196false
- 2true
- 3false
- 4false
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Answer : 2. " "
Q: AB is diameter of a circle with centre 'O'. CD is a chord which is equal to the radius of the circle. AC and BD are extended so that they intersect each other at point P. Then find the value of ∠ APB.
917 062fb6d24d30c675eef5b44f7
62fb6d24d30c675eef5b44f7- 1300false
- 2600true
- 3false
900
- 4false
1200
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