Look at the screenshot please for question!
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Module 10 coordinate proof using slope and distance answers is quadrilateral abcd a parallelogram? explain how you know.

How do i do this activity, is appreciated

Which of the following would be a reasonable estimate for the weight of a pencil? a. 1 × 10^-20 lb b. 1 × 10^20 lb c. 1 × 10^2 lb d. 1 × 10^-2 lb