the area of a right angled triangle is 6 sq cm . if it's base measures 4 cm and it's hypotenuse measures 5 cm , find perimeter .
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The area of triangle is 12cmsq
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Given:
Area = 6 sq cm
Base (b) = 4 cm
Hypotenuse (a) = 5 cm
Answer:
Let the height of the triangle be h.
We know,
Area = 1/2 * Base * Height
6 = 1/2 * 4 * h
6 = 2 * h
h = 6/2
h = 3 cm
Perimeter = base + height + hypotenuse
Perimeter = 4 + 3 + 5
Perimeter = 12 cm
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