Area and Perimeter Practice Test 2

Question : 36 of 40

Marks: +1, -0

Base of a right angled triangle is 80 cm and its hypotenuse is 1 m. Find its area.

Solution:

Perpendicular of right triangle =

√{(100)^2-(80)^2}

√{3600}

= 60 cm
Then, Area =

1/2 × 80 × 60

= 2400

cm^2

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