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CBSE Class 9 Answered

The signboard was an equilateral triangle with each side of length 20 cm.                                                Find the area of the signboard using Heron's formula.
Asked by Topperlearning User | 14 Mar, 2014, 09:05: AM
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Answered by | 14 Mar, 2014, 11:05: AM

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CBSE 9 - Maths
the perimeter of a triangular field is 280 dm. If two of its sides are 78 dm and 50 dm,find the length of the perpendicular on the side of length 50 dm from the opposite vertex.
Asked by saanvichhikara07 | 23 Sep, 2020, 08:10: AM
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CBSE 9 - Maths
A kite in the shape of a square with a diagonal 32 cm and Isis kilis triangle of base 8 cm and side 6 cm each is to be made of three different Shades as shown in the figure 12.17 how much paper of each shade has been used in it. Has been used in it.
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Asked by kirtisatpute995 | 14 Feb, 2020, 11:21: AM
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CBSE 9 - Maths
the side of a triangular field are 325m,300m,125m,.its area is
Asked by diptiadalj | 08 Nov, 2018, 10:17: AM
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CBSE 9 - Maths
Find the area of triangle whose sides are 9 cm, 12 cm and 15 cm.
Asked by Topperlearning User | 16 May, 2014, 09:59: AM
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CBSE 9 - Maths
Prove that area of a equilateral triangle with side ‘a' is .
Asked by Topperlearning User | 25 Jun, 2014, 01:38: PM
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CBSE 9 - Maths
Find the perimeter of an equilateral triangle whose area is 4 square root of 3 space c m squared.
Asked by Topperlearning User | 31 Mar, 2014, 12:48: PM
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CBSE 9 - Maths
The perimeter of a triangle field is 450 m and its sides are in the ratio 13 : 12 : 5. Find the area of triangle.
Asked by Topperlearning User | 14 Mar, 2014, 08:07: AM
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CBSE 9 - Maths
The lengths of the sides of a triangle are 5 cm, 12 cm and 13 cm. Find the length of perpendicular from the opposite vertex to the side whose length is 13 cm.
Asked by Topperlearning User | 31 Mar, 2014, 12:15: PM
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CBSE 9 - Maths
Find the percentage increase in the area of triangle if its each side is doubled.
Asked by Topperlearning User | 11 Feb, 2014, 12:35: PM
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CBSE 9 - Maths
Find the area of a triangular field the lengths of whose sides are 275 m, 660 m and 715 m. What is the cost of cultivating the field at the rate of Rs. 200 per hectare?
Asked by Topperlearning User | 31 Mar, 2014, 01:04: PM
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