Question

Find the area of the following

triangle:
Heln Porum
5 cm
10 cm
A= [?] cm?
Enter the exact answer as a decimal.
Enter

Answer 1

11.180339887498cm or 11.2cm

Explanation:

Using pythagoras- a² + b² = c²

Therefore 5² + 10² = 125²

Root of 125 will be the answer

Answer 2

The given triangle is right angled triangle, which means that

Area -
`(1)/(2)×base×height`

• 
  `(1)/(2)×5×10`

• 5×5

Area= 25cm²