Mensuration Questions Practice Question and Answer
8 Q: The diagonal of a right angle isosceles triangle is 5 cm. Its area will be
405 064d236cdeb9b4274b353fcba
64d236cdeb9b4274b353fcba- 15 sq.cmfalse
- 26.25 sq.cmtrue
- 36.50 sq.cmfalse
- 412.5 sq.cmfalse
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Answer : 2. "6.25 sq.cm "
Q: ABC is an equilateral triangle with side 12 cm and AD is the median. Find the length of GD if G is the centroid of ΔАВС.
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64ccdadeb6a5e472e27fbfd0- 1$${6\sqrt{3}}cm$$false
- 2$${3\sqrt{3}}cm$$false
- 3$${4\sqrt{3}}cm$$false
- 4$${2\sqrt{3}}cm$$true
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Answer : 4. "$${2\sqrt{3}}cm$$"
Q: The minute hand of a clock is 20 cm long. Find the area on the face of the clock swept by the minute hand between 8 a.m. and 8:45 a.m.
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6480419823e51f4777046b87- 1$${6600\over 18}cm^2$$false
- 2$${6600\over 7}cm^2$$true
- 3$${6600\over 14}cm^2$$false
- 4$${6600\over 9}cm^2$$false
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Answer : 2. "$${6600\over 7}cm^2$$"
Q: The length of the perpendiculars drawn from any point in the interior of an equilateral triangle to the respective sides are p1 , p2 and p3 . The length of each side of the triangle is
403 0645cde3f1efb290ac2460040
645cde3f1efb290ac2460040- 1$${2\over \sqrt { 3}}+(p_1+p_2+p_3) $$true
- 2$${1\over \sqrt { 3}}+(p_1+p_2+p_3) $$false
- 3$${1\over \sqrt { 3}}+(p_1+p_2+p_3) $$false
- 4$${4\over \sqrt { 3}}+(p_1+p_2+p_3) $$false
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Answer : 1. "$${2\over \sqrt { 3}}+(p_1+p_2+p_3) $$ "
Q: From a point within an equilateral triangle, perpendiculars drawn to the three sides, are 6 cm, 7 cm and 8 cm respectively. the length of the side of the triangle is:
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645cdf1c4d91510a5da91cae- 17 cmtrue
- 210.5 cmfalse
- 3$${14 \sqrt { 3}} $$ cmfalse
- 4$${14 \sqrt { 3}}\over 3 $$ cmfalse
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Answer : 1. "7 cm "
Q: Find the area of the triangle whose sides are 5 cm, 12 cm and 13 cm.
401 064660966cdae930acb83fe27
64660966cdae930acb83fe27- 130 $${{cm^2}}$$true
- 233 $${{cm^2}}$$false
- 315 $${{cm^2}}$$false
- 425 $${{cm^2}}$$false
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Answer : 1. "30 $${{cm^2}}$$"
Q: What is the area (in cm2 ) of an equilateral triangle of side 20 cm?
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64479718389f6568216e1d56- 1$$ 100 \sqrt { 3} \ $$true
- 2200false
- 3$$ 100 \sqrt { 2} \ $$false
- 4100false
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Answer : 1. "$$ 100 \sqrt { 3} \ $$"
Q: A hemispherical bowl of internal radius 18 cm is full of liquid. This liquid is to be filled in cylindrical bottles each of radius 3 cm and height 6 cm. How many bottles are required to empty the bowl
399 064abe0d19a74b54cff6d66f2
64abe0d19a74b54cff6d66f2- 172true
- 270false
- 368false
- 466false
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