A square and an equilateral triangle have equal perimeters. If the diagonal of the square is 12 cm, then the area of the triangle is |
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(a) |
24 cm |
(b) |
24cm |
(c) |
48cm |
(d) |
64cm |

A square and an equilateral triangle have equal perimeters. If the diagonal of the square is 12 cm, then the area of the triangle is |
|||||||

(a) |
24 cm |
(b) |
24cm |
(c) |
48cm |
(d) |
64cm |

1 Answer

127 votes

Let the side of the square be cm.

Diagonal = .

Perimeter of square = cm.

Perimeter of the equilateral triangle = 48 cm.

Each side = 16 cm.

Area of triangle = cm^{2}.

127 votes

127