The height of an equilateral triangle of side 5cm is:
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Rohit QNA
If triangles ABC and DEF are similar and AB=4cm, DE=6cm, EF=9cm and FD=12cm, the perimeter of triangle is:
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Rohit QNA
If perimeter of a triangle is 100cm and the length of two sides are 30cm and 40cm, the length of third side will be:
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Rohit QNA
(a)30cm
(b)40cm
(c)50cm
(d)60cm
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Class 10 Maths
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Corresponding sides of two similar triangles are in the ratio of 2:3. If the area of small triangle is 48 sq.cm, then the area of large triangle is:
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Rohit QNA
(a)230 sq.cm.
(b)106 sq.cm
(c)107 sq.cm.
(d)108 sq.cm
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Class 10 Maths
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The diagonals of a rhombus are 16cm and 12cm, in length. The side of rhombus in length is:
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Rohit QNA
D and E are the midpoints of side AB and AC of a triangle ABC, respectively and BC=6cm. If DE || BC, then the length of DE is:
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Rohit QNA
Area of an equilateral triangle with side length a is equal to:
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Rohit QNA
(a)√3/2a
(b)√3/2a2
(c)√3/4 a2
(d)√3/4 a
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Class 10 Maths
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Which of the following triangles have the same side lengths?
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Rohit QNA
(a)Scalene
(b)Isosceles
(c)Equilateral
(d)None of these
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Class 10 Maths
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If ΔABC ~ ΔDEF and ΔABC is not similar to ΔDEF then which of the following is not true?
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Rohit QNA
(a) BC.EF = AC.FD
(b) AB.ED = AC.DE
(c) BC.DE = AB.EE
(d) BC.DE = AB.FD
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Class 10 Maths
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A seminar is being conducted by an Educational Organisation, where the participants will be educators of different subjects. The number of partcipants in Hindi, English and Mathematics are 60, 84 and 108 respectively. The LCM of 60, 84 and 108 is
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Rohit QNA
a) 3780 b) 3680 c) 4780 d) 4680
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Class 10 Maths
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