Question

4. These two triangles are scaled copies of one another. The area of the smaller triangle

is 9 square units. What is the area of the larger triangle? Explain or show how you
know.

Answer 1

36 sq units

Explanation:

The lengths of a scaled copy are 2 times those of the original figure, the area of the copy is 4 times that of the original area: 4⋅9=36.