Mensuration Questions Practice Question and Answer
8 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
381 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: If the arcs of square length in two circles subtend angles of 60° and 75° at their centres, the ratio of their radii is
379 0645cdd8045f1450a80b9bbd0
645cdd8045f1450a80b9bbd0- 13 : 4false
- 24 : 5false
- 35 : 4true
- 43 : 5false
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Answer : 3. "5 : 4 "
Q: A wire is in the form of a circle of radius 98 cm. A square is formed out of the wire. What is the approximate length of a side of the square?
468 06453816713eb5908ae34ca58
6453816713eb5908ae34ca58- 1156 cmfalse
- 2148 cmfalse
- 3152 cmfalse
- 4154 cmtrue
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Answer : 4. "154 cm"
Q: Diagonal of a given square is 4√2 cm. What is the diagonal of the other square whose area is double of the given square?
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64537d9e223d4c08a7dfbde1- 18√2 cmfalse
- 216 cmfalse
- 37√3 cmfalse
- 48 cmtrue
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Answer : 4. "8 cm"
Q: Area of a equilateral triangle is 400√3 sq.m. then perimeter is-
419 064537d0956b58a42369a7979
64537d0956b58a42369a7979- 1135 meterfalse
- 2120 metertrue
- 3150 meterfalse
- 490 meterfalse
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Answer : 2. "120 meter "
Q: A circular grass field of diameter 42 m is surrounded by a path of width 3.5 m. What will be the cost of graveling the path at the rate ₹ 4 square meter?
423 064537c90f3618908bf5d8d30
64537c90f3618908bf5d8d30- 1₹ 1001false
- 2₹ 2002true
- 3₹ 500.5false
- 4₹ 2012false
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Answer : 2. "₹ 2002 "
Q: O, G, I and H are respectively the circumcentre, centroid, incentre and orthocentre of an equilateral triangle. Which of these points are identical?
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64537bdb7f82520866188c8a- 1O and I onlyfalse
- 2O and G onlyfalse
- 3O, G, I and Htrue
- 4O, G and H onlyfalse
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Answer : 3. "O, G, I and H "
Q: A circle circumscribes a rectangle with sides 16 cm and 12 cm. What is the area of the circle?
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645377aa613f9f6e33153c5e- 1false
152 π cm2
- 2false
192 π cm2
- 3false
96 π cm2
- 4true
100 π cm2
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