Formulas
Slope of (-2,10)
and (5,-7)
-17/7
Given Q is a point on ST and SQ=2x-1 and QT=7x+7 and ST=10x-2. What is the value of x?
x = 8
m<ABC + 90 what kind of angle is ABC?
right
m<MBC=107
What kind of angle is MBC?
What point separates a segment into two equal pieces?
Midpoint
Midpoint of (9,11)
and (-7,11)
(1,11)
If line t bisects WX at V and WV= 8x-7 and VX= 12x-23, what is the value of x?
x = 4
<A and <B are supplementary. If m<A=2x+7 and m<B=3x-2. Find x.
x = 35.
<G and <F are complementary.
m<G=5x+9 and m<F=6x+15. Find x
x = 6
2 planes intersect at a what?
Midpoint of GF given G(-9,10) and F(3,8)
(-3,9)
Given D is between B and E and BD=x-2 and DE=8x+12 and BE= 12x-2. What is BE?
46
If <B and <G form a right angle and m<B=2x+8 and m<G=7x+19 find the m<B.
22
AB bisects <CAT and m<CAB=2x+4 and m<BAT=12x-16. Find the M<CAT.
16
2x + 7 = -3x - 13
x = -4
Find the distance between R(-5,7) and S(3,-3)
12.8
Z is the midpoint of AB and AZ=6x+7 and ZB=4x+21. What is AB?
98
If <B and <J form a linear pair. m<B=12x-7 and m<J=11x-20 find the m<J and m<B.
m<B=101
m<J=79
XZ bisects <AXY. m<AXZ=4x+7 and m<ZXY=12x-17. Find the value of x.
x = 3
Vertical Angles have the same ______.
Measurement
Find the length of AZ given A(10,18) and Z(-1,9)
14.2
AZ bisects TV at X. TX=11x-7 and XV=10x-2. Find TX.
48
L is on the interior of <BAG. m<BAG=9x+18, m<LAG=3x+3, and m<BAL=8x+2. Find m<BAG.
81
D is in the interior of <ABC. m<ABD=6x-2, m<DBC=7x+7 and m<ABC=26x-8. Find the value of x.
x = 1
m<ABC = 28, what kind of angle is ABC?
Acute