Question

476 Marks
boole
Calculate the area of this triangle.
17 cm
8 cm
15 cm

Answer 1

Explanation:

sides =8 cm, 17 cm and 15 cm

Area of triangle by Hero's Formula,

S=a+b+c/2

S=17+8+15/2

S=40/2

S=20

A=
`√(s(s-a)(s-b)(s-c))`

A=
`√(20(20-17)(20-8)(20-15))`

A=
`√((20)(3)(12)(5))`

A=
`√(3600)`

A=60
`cm^(2)`