An equilateral triangle is a triangle in which all the sides are equal.Area of equilateral triangle of side 'a'
Illustration: Find the area of an equilateral triangle, of each side 4 units.
Solution : Given side is '4'.
Area of equilateral triangle with side 'a' sq. units
Area with side = sq. units
=
= sq. units
Illustration : Find the area of an equilateral triangle, of each side 2a units.
Solution : Given side is '2a'.
Area of equilateral triangle with side 'a' sq. units
Area with side 2a sq. units = sq. units
If the area of an equilateral triangle is , then find the length of its each side. | |||
Right Option : B | |||
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The length of each side of an equilateral triangle of area is equal to ___________________. | |||
Right Option : A | |||
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The area of an equilateral triangle is .Its perimeter is ____________________--- | |||
Right Option : A | |||
View Explanation |
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