मराठी

The base of a right triangle is 8 cm and its hypotenuse is 10 cm; the area of the triangle is ______.

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प्रश्न

The base of a right triangle is 8 cm and its hypotenuse is 10 cm; the area of the triangle is ______.

पर्याय

  • 24 cm2

  • 40 cm2

  • 48 cm2

  • 80 cm2

MCQ
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उत्तर

The base of a right triangle is 8 cm and its hypotenuse is 10 cm; the area of the triangle is 24 cm2.

Explanation:

Using the Pythagorean theorem, the height (perpendicular) of the right triangle is \[\sqrt{10^2 - 8^2} = 6\text{ cm}\]. The area is calculated as \[\frac{1}{2} \times \text{base} \times \text{height} = \frac{1}{2} \times 8 \times 6 = 24\text{ cm}^2\].

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पाठ 19: Area and Perimeter of Plane Figures - TEST YOURSELF [पृष्ठ २९०]

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सेलिना Concise Mathematics [English] Class 9 ICSE
पाठ 19 Area and Perimeter of Plane Figures
TEST YOURSELF | Q 1. (a) | पृष्ठ २९०
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