(no calculator)
Rational or Irrational?
-5.2
Rational
In slope-intercept form,y=mx+b, what does the "m" represent and what does the "b" represent ?
m is the slope and b is the y-intercept
Solve for x.
3(x+2)+2x=9x-2
x= 2
A cylindrical can of juice has a height of 5 inches and a radius of 1.25 inches.What's the volume of the can ? Round to the nearest hundredth.
24.54 cubic inches
What shape is a stop sign ?
an Octagon
Find
sqrt(49)
What is the y-intercept of this line ?
(0,5) or 5
Solve for x.
1/2(4x-8)+3x=36
x= 8
Triangle ABC, A(5, 5), B(1, 3), and C(1, 7), is translated down 7 units to form triangle A'B'C'.
True or False :
Side A'B' is longer than side AB ?
False, they are the same.
Make a basket to get these points
🏀
Estimate to the nearest whole number
sqrt(13)+sqrt(21)
8
Find the slope of the line:
-2/1or -2
Select all ordered pairs that satisfy the function y=2/3x+1
A. (− 3 , − 1)
B. (− 2 , − 1)
C. (3 , 3)
D. (5 , 6)
A and C
(-3,-1) and (3,3)
△LMN is reflected over the x-axis and then translated right 10 units to form the triangle where x, y, and z represent the lengths of the sides of the triangle.
Which side on triangle LMN is equal to side y?
What is the solution to this system of equations?
(-2,1)
Put these in order from least to greatest.
A. sqrt(20)
B. 15/5
C. 3pi
C B A or
3pi , 15/5,sqrt(20)
Write the equation of the line in the form y=mx+b. Where m is the slope and b is the y-intercept.
y=3x+2
A science teacher is planning a field trip to either the aquarium or science center. The aquarium charges $20 for the class tour guide and also charges $8 per student. The science center charges $3 per student and has a class lab fee of $40. Write a system of two equations where each equation models the total cost, y, to take x students on each field trip.
y=8x+20
y=3x+40
Find the missing side length.
8 mm
How many people who like football also like vanilla ?
32 people
Simplify using laws of exponents
(x^4x^5y^6)/(x^2y^3)
x^7y^3
Write the equation of the linear function represented by this table.
y=-2x+13
Solve the system of equations.
x+2y =5
y =3x−8
(3,1)
What is the distance between points (5, 2) and (1,−3) on a coordinate plane? Round to the nearest tenth.
6.4 units
Estimate the y-intercept and slope of this line of best fit.
y-int = 50
slope=
25/2