Question

The perimeter of an equilateral triangle is 21cm find the length of the rectangular field whose length is 4 times the side of the triangle and the breadth is half of the perimeter of the triangle

Answer 1

is the perimeter of the equilateral triangle is 21 CM then one side of this triangle will be 21 / 3 equals to 7 cm

length of a quadrilateral is 4 times the side of this Triangle then the length equals to 4 x 7 equals 28
and the breadth is half of the sides of triangle so the breadth is 7 / 2= 3. 5 CM

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