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A field in the form of a rhombus has each side of length 64 m and altitude 16 m. What is the side of a square field which has the same area as that of a rhombus?
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The area of a rhombus is equal to the area of a triangle whose base and the corresponding altitude are 24.8 cm and 16.5 cm respectively. If one of the diagonals of the rhombus is 22 cm, find the length of the other diagonal.
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Find the area of the following polygon, if AL = 10 cm, AM = 20 cm, AN = 50 cm, AO = 60 cm and AD = 90 cm.
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Find the area of the following regular hexagon.
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Polygon ABCDE is divided in different parts as shown in figure. If AD = 8 cm, AH = 6 cm, AG = 4 cm, AF = 3 cm and BF = 2 cm, CH = 3cm, EG = 2.5 cm. Then find the area of the polygon.
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Factorise a2 – 2ab + b2 – c2.
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Express the following number in standard form.
4050000
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Express the following number in standard form.
0.000035
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Express the following number in the usual form.
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Express the following number in the usual form.
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Express the following numbers in the usual form.
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Find: `2/5 xx (-3)/7 - 1/14 - 3/7 xx 3/5`.
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Which of the following is an example of distributive property of multiplication over addition for rational numbers?
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