Coordinate Geo 1
Determine the slope in simplest form of a line parallel to segment AB if A(-2, 5) and B(4, 4).
-1/6
Determine the slope in simplest form of a line perpendicular to segment AB if A(-3, 3) and B(5, 8).
-8/5
What is the minimum number of degrees that a regular octagon must rotate around its center to carry it onto itself.
45 degrees
(Multiple Choice)
Which statement is not always true when Triangle ABC is congruent to Triangle XYZ.
1) BC ≅YZ
2) CA≅ XY
3) ∠CAB≅ ∠ZXY
4) ∠BCA≅ ∠YZX
Choice 2
The coordinates of point R are (−3,2) and the coordinates of point T are (4,1). What is the length of RT? in simplest radical form?
5 square root of 2
The accompanying diagram shows a kite that has been secured to a stake in the ground with a 20-foot string. The kite is located 12 feet from the ground, directly over point X. What is the distance, in feet, between the stake and point X?
(Look at picture)
16 ft.
Multiple Choice:
Which set of integers could represent the lengths of an isosceles triangle?
1) {1,1,3}
2) {2,2,5}
3) {3,3,6}
4) {4,4,7}
Choice 4
On Word Document
Choice 2 x = 16
What is an equation of a line in slope intercept form that is perpendicular to the line whose equation is 2y=3x+10 and passes through (-6,1)?
Hint- use point slope form first then solve for y to convert to slope intercept form
y = -(2/3)x - 3
A line segment has endpoints A(7,−1) and B(−3,3).
If a line bisects AB. What would be the coordinates of the point that the bisecting line must go through?
(2 ,1)
Triangle DAN is graphed on the set of axes below. The vertices of DAN have coordinates D(−6,−1), A(6,3), and N(−3,10). What is the area of Triangle DAN?
60 units squared
Question on Word Document
Choice 1 AAs
Which equation represents the perpendicular bisector of AB whose endpoints are A(8,2) and B(0,6) in any form
point slope: y - 4 = 2(x - 4)
slope-intercept: y= 2x - 4
Triangle JOE has vertices whose coordinates are J(4,6), O(−2,4), and E(6,0). Prove that JOE is isosceles.
Coordinate proof must show OY = YE