Question

An isosceles right triangle has two equal sides of length 5cm.What is its area?​

Answer 1

Answer:

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Step-by-step explanation:

Step-by-step explanation:

Given,

<abc = 90°

AB=BC=5cm

Therefore, area of an isosceles triangle = 1/2×b×h

=1/2×5×5

=25/2

=12.5 cm

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Answer 2

Answer:

Altitude =

5

2

−4

2

=3

Area =

2

1

(base)(height)

=

2

1

×8×3=12cm

2

.