Mathematics

Problem

Two triangles have perimeter

30\,\text{cm}

. Triangle A has sides

12\,\text{cm},\;8\,\text{cm}

and

10\,\text{cm}

. Triangle B has sides

11\,\text{cm},\;9\,\text{cm}

and

10\,\text{cm}

. Which triangle has the larger area? a) Triangle A has the larger area b) Both triangles have the same area c) Triangle B has the larger area d) The information is insufficient to compare the areas

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