Question Details

Detailed explanation and options for the selected question.

The sides of a triangle are 13 cm, 14 cm, and 15 cm. What is its area?

A. 84 cm²

B. 90 cm²

C. 96 cm²

D. 100 cm²

Explanation:

Using Heron’s formula, semi-perimeter = (13+14+15)/2 = 21. Area = √(21(21-13)(21-14)(21-15)) = 84 cm². Other options are incorrect.

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