Question

Here is a triangle.

Adam has to find the area of this triangle.
He writes, Area = 8 x 6
= 48 cm
6 cm
8 cm
Adam made some mistakes.
Select all the mistakes he made from the options below.
A - He worked out the perimeter instead of the area
B - He forgot to halve his answer
C - He forgot to double his answer
D - He used the wrong unit

Answer 1

=> B - He forgot to halve his answer

=> D - He used the wrong unit

Explanation:

The area of Triangle is 1/2 ×base × height

so it should be ,

=> 1/2 × 6 × 8

=> 48/2

=> 24

The unit must be cm²