You are designing a rectangular playground. On your scale drawing, the vertices of the rectangle are (6, 3), (6, 5), (8, 3). What are the coordinates of the fourth vertex?
(4, 5)
(8, 5)
(8, 1)
(5, 8)

Question

You are designing a rectangular playground. On your scale drawing, the vertices of the rectangle are (6, 3),  (6, 5), (8, 3). What are the coordinates of the fourth vertex?
(4, 5)
(8, 5)
(8, 1)
(5, 8)

marissalovescats · Answer

|dw:1401068807145:dw|

Where do you think the 4th point will be to satisfy the triangle?

marissalovescats · Answer

If you remember, a triangles opposite sides are equal.. So the left and right sides are equal and the top and bottom sides are too.

marissalovescats · Answer

Rectangle* not triangle I'm sorry.

marissalovescats · Answer

Don't know what's wrong with me, woops.

zuha · Answer

so is the answer (8, 5)?

marissalovescats · Answer

Yup! You can also see there's a sort of pattern in the points.

zuha · Answer

I see, thanks!