The area = L*L=9 or 3*3=9
Which means that each sides length equals 3 if it is a perfect square.
Answer:
b. 17
Step-by-step explanation:
<u>Add up all the numbers</u>.

<u>Divide by how many numbers there were</u>.
The amount of numbers in the data is seven.

<u>Answer
</u>
The concept can be used to prove that the diagonals of a parallelogram bisect each other is congruent triangles
<u>Explanation
</u>
In a parallelogram, opposite sides are equal and parallel.
The two diagonals in the parallelogram make four triangles. opposite triangles are congruent. That means two pair of congruent triangle are here.
Using congruence of triangles, we can prove the diagonals of a parallelogram bisect each other