Unit 1
Solve for x.
2x - 5 = 11
x=8
What is the name of the line directly across from the right angle?
Hypotenuse
What is the domain and is it a function?
input: 2 4 5 6
Output: 3 3 4 4
2,4,5,6
yes
What is the slope of the line?
y=-2x + 4
-2
9.9 = y + 4.8
y=5.1
What is the name of the lines adjacent to the right angle?
Legs
Does the graph represent a function?
yes
What is the y-intercept of the line?
y=1/2x - 4
-4
x + 12 + 2x = 20 + 3x - 8
infinite solution
Solve for x
10
Does the graph represent a function?
no
Simplify to slope intercept form
y= 3(x - 2) + 7
y= 3x + 1
A square tent covers an area of 64 ft. What is the length of one side of the tent?
8 ft
Solve for x.
round to nearest 10th
11.3
What is the slope of the line through (2, 9) and (5, 3)?
-2
write in slope intercept for a line that has a slope of -3 and goes through point (1,2)
y= -3x + 5
Simplify the square root of 48.
4 squareroot of 3
A rectangular box is 6 inches long,
5 inches wide and 7 inches tall. What is the approximate length of its longest diagonal? Round to nearest 10th.
10.5
What is the slope of the line?
-3/4
write an equation in slope intercept for a line that goes through the points (2,8) and (4,9)
y= 1/2x + 7