Question

A triangle has a dimension of 3 cm, 4 cm, and 5 cm, where the base is 4 cm and the altitude of The triangle is 3.2 cm. Calculate the area and perimeter of the triangle.​

Answer 1

The area is 6.4cm, the perimeter is 12cm

Explanation:

The formula to calculate area is

`A=(h_(b)*b)/(2)=(3.2*4)/(2)=6.4`

Where
`h_(b)` is the height

And for the perimeter, you just add up the size of the sides.