Question

3. Find the area of a right triangle whose hypotenuse is 13 cm and one side is 5 cm.
4. Find the area of an isosceles right triangle whose equal sides are 15 cm each.
Find the area of an isosceles right triangle having the length of each equal side 5​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Consider the △ABC,

whereAC=13cm;BC=12cm by phythagorus theorm

AC

2

=AB

2

+BC

2

⇒AB

2

=AC

2

+BC

2

∴AB=

13

2

−12

2

=5cm

Area of △ABC=

2

1

×base×height

=

2

1

×AB×BC=

2

1

×12×5

=30cm

2

.