Question

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Answer 1

Answer:

Let the sides be 5x,12x and 13x.

5x+12x+13x=450

30x=450

x=15

Sides are=5(15)=75

=12(15)=180

=13(15)=195

75,180 and 195 are Pythagoras triplet.

Hence, it is right angle triangle.

Area=1/2(75)(180)

=90(75)=6750cm^2

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Answer 2

Answer:

Sides are=5(15)=75

=12(15)=180

=13(15)=195

75,180 and 195 are Pythagoras triplet.

Hence, it is right angle triangle.

Area=1/2(75)(180)

=90(75)=6750cm^2

Step-by-step explanation: