Question

Three vertices of a rectangle are given. Find the coordinates of the fourth vertex.

(2, 5), (6, 1), (4, –1)

A.
(0, 2)

B.
(0, 3)

C.
(1, 3)

D.
(1, 4)

Answer 1

Have you plotted them yet?

Answer 2

well im not even sure how to do this

Answer 3

http://www.webmath.com/cgi-bin/grapher.cgi?param0=%282%2C5%29+%286%2C1%29+%284%2C-1%29&ymax=10&xmin=-10&xmax=10&ymin=-10&to_plot=points

Let's start here.

Answer 4

ok

Answer 5

https://www.desmos.com/calculator/lgfjyngssq

Answer 6

If you put it in projector mode, it will be easier to see the grid.

Answer 7

Coolio. Now, how I would do this is eyeball it first. Do you see any points that make an obvious last vertex?

Answer 8

wait a min plz

Answer 9

is it D

Answer 10

I wouldn't think so.

Answer 11

You see any points that fit into that circle out of your choices?

Answer 12

o, 3

Answer 13

Indeed! Good job!

Answer 14

thanx

Answer 15

My pleasure mi amigo.