Question

Find the area of an isosceles right triangle having the hypotenuse of length30cm​

Answer 1

its 120

Step-by-step explanation:

as an right angle is 90 degree and length is 30 cm if we add it.It will be 120

Answer 2

Answer:length of hypotenuse= 30cm

let the length of two sides is x( because isosceles triangle)

$2x^{2}=900$

⇒$x^{2}$=450

⇒21.2

area =$\frac{1}{2}$×21.2×30

=15×21.2

=318 $cm^{2}$

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