Parallel/Perpendicular
What is the slope of a line parallel to a line with a slope of 3/5?
3/5
Find the distance between the 2 points
(1, 5) and (4, 0)
5.83
four sided figure with two pairs of parallel lines (opposite sides are parallel)
Parallelogram
what is the midpoint formula?
((x1+x2/2), (y1+y2/2))
How do you find the perimeter?
Add all the sides together!
What is the slope of a line perpendicular to -7/3
3/7
What is the distance formula?
sqrt((x2-x1)^2+(y2-y1)^2)
What is the shape that is the baby of a rhombus and rectangle?
Square
Find the midpoint between these two points
(2, -4) and (8, 16)
(5, 6)
What formula do you use to find the perimeter?
the distance formula!
What type of lines have a slope of 1/2 and 1/2?
Find the distance between these two points
(-7, 6) and (5, -3)
15
quadrilateral with 4 right angles.
Rectangle
Find the midpoint of the points
(4, -1) and (-6, -2)
(-1, -1.5)
How do you prove something is a parallelogram?
Show that opposite sides have the same slope
What type of lines have a slope of -3 and 1/3?
Perpendicular
Find the distance between the 2 points
(20, 81) and (-42, -27)
124.53
a quadrilateral with 4 congruent sides
Rhombus
Find the midpoint of the following points
(5.6, -9) and (4.6, -1.5)
(5.1, -5.25)
How do you prove something is a rectangle?
Show that sides next to each other have perpendicular slopes!
Would these slopes create a right angle?
-18/6 and 1/3
Yes
Find the distance between the 2 points
(3.12, -1.87) and (-1.5, -5.22)
5.71
What things do you need to do to prove something is a square?
Use the slope formula to show opposite reciprocal slopes (right angles) and distance formula to show congruent sides
Find the midpoint of the following points
(-0.27, -2.4) and (5.1, -6.4)
(2.42, -4.4)
Use the distance formula to show that all sides are the same length!