Equations
2x-1 = 13
x = 7
Slide 1
7.0
Sketch a graph of the line y = 2x -3
starts at -3 goes up 2 right 1
An angle greater than 90 is...
Obtuse!
3x - 8 = 4x +5
x = -13
slide 2
10.3
Find the slope between ( -2, 4) and (5, 1)
-3/7
The interior angle sum of all triangles is...
180!
17 = 4 (x-2) +1
x = 6
Slide 3
b = 109
What the midpoint of the segment with endpoints (2, 4) and (4, 8)
(3,6)
Two angles are supplementary, one is 80 degrees, the other is....
100 degrees
2x - 3 = 6 (x-1) +5
x = -.5
Slide 4
Slide 6
12
Slide 5
x = 9
5x+2 = 10(1/2x-3)
no solutions!
A right triangle has a hypotenuse of 12. What are its legs? round to the nearest tenth.
8.5
Write the equation of the line that includes the following points: (1,5) and (2,3)
y = -2x + 7
Tony hawk was the first skateboarder to land a 900. How many times did he rotate in the air?
2.5 times.