Measurement and Geometry
Find the circumference and area of each circle to the nearest tenth.
Circle with a diameter of 18 ft
56.5 ft and 254.3 ft squared
Solve
12z - 5z = 56
z=8
Find the slope of the line that passes through each pair of points.
(-4, -5) and (2,4)
3/2
Does the scatter plot indicate a positive, a negative, or no correlation?
#1 Page 157
Negative
Find the volume of each figure to the nearest tenth.
Triangular prism with height of 7cm, width of 5.3 cm, and length of 13cm.
241.2 cm cubed
Solve
11. 6t + 5t - 2t + 8 = 71
t=7
Find the x-intercept and y-intercept of each line.
3x + 3y = -9
(-3, 0), (0, -3)
Does the pattern of association between miles driven and fuel level appear to be linear or nonlinear?
#3 Page 157
linear
Kerri made cone-shaped containers. The diameter of the container is 7 in. and the height is 11 in. What is the volume of the container to the nearest tenth?
141.0 in cubed
Solve
3(2x - 5) - 15 = 4x + 3.2 - 8x
x=3.32
Find the slope of a line with points
(3, 2) and (4, 6)
4
Determine whether each function is linear.
f(x) = -x squared
not linear
Find the missing measurements of each sphere, both in terms of pi and to the nearest tenth. Use 3.14
radius = 8.6 in.
volume = ?
surface area =?
848.1pi and 2,663 in cubed
295.8pi and 928.9 in squared
Solve
6x + 8y = -6
x - 10y = -69
(-9, 6)
y - 8 = 4(x - 7)
Go from point slope form to slope intercept
y=4x-20
Write a rule for each linear function.
x -1,0,1,2
y 3,5,7,9
f(x) = 2x + 5
Find the missing measurements of each sphere, both in terms of pi and to the nearest tenth. Use 3.14
diameter = 4.6 mm
volume = ?
surface area = ?
16.2pi and 50.9 mm cubed
21.2pi and 66.4 mm squared
The rectangle has a perimeter of 166 units. The perimeter of the triangle is 67 units. Find x and y.
If the sides of the rectangle are length=6y and width=5x
The sides of the triangle are a=3x b=4y c=2x
x = 7, y = 8
A marathon runner leaves the starting point of the race traveling at 8 miles per hour. After the runner travels 6 miles, a trainer follows the marathon runner in a golf car, traveling at 12 miles per hour. After how many hours will the trainer catch up with the marathon runner?
1.5 hours
Determine whether each function is linear.
f(x) = 1/4x+2
linear