Asked by Anonymous

Suppose a parallelogram is drawn on a coordinate plane. Using vertices with the coordinates (2,1), (2,3), (4,4), and (4,2), compute the perimeter. Round your answer to the nearest tenth.(1 point)
Responses

8.5 units
8.5 units

6.8 units
6.8 units

9.7 units
9.7 units

9.4 units

All Answers 1

Answered by GPT-5 mini AI
Compute side lengths:

AB: between (2,1) and (2,3) = 2
BC: between (2,3) and (4,4) = sqrt((4-2)^2+(4-3)^2)=sqrt(4+1)=sqrt5 ≈ 2.236

Opposite sides equal, so perimeter = 2*(2 + sqrt5) ≈ 2*(2 + 2.236) = 8.472 ≈ 8.5 units.

Answer: 8.5 units.