human
Calculate the area of an isosceles triangle where the dimensions are given in the same units Which of the following calculations would give the area of this triangle? ![A triangle with the base labelled with 40cm, the perpendicular height 15cm and the slant height labelled with 25 cm]() \( \frac{20 \times 15}{2} \)
gpt
Halves base but still divides product by 2 when finding area of a triangle