Chapters 1 and 2
Is 1.33333333… a rational or irrational number?
What is an irrational number?
What is “a rule that assigns to each input value exactly one output value”?
What is a function?
Solve the systems of equations using elimination (put answer in ordered pairs)-
5x-6y=-32
3x+6y=48
What is (2,7)?
Angles 1 and 2 have a common vertex and a common side but no common interior points. Are they vertical, adjacent, or congruent angles?
What are adjacent angles?
A hexagon has 5 congruent angles. Which of the following could be the measures of these congruent angles. [ Use (n-2)180]
A-40
B-60
C-72
D-110
What is D?
Leg a=5cm, and leg b=10cm. What is the hypotenuse? (Round to the nearest tenth)
What is 11.2 cm?
A graph passes through the origin. Is it proportional or non proportional?
What is proportional?
Solve the systems of equations using elimination (put answer in ordered pairs)-
10x-7y=2
-5x+3y=-3
What is (3,4)?
<1 is 120°. <2 is vertical with angle one. How many degrees is <2?
What is 120°?
An ice cream shop owner designed a new ice cream cone. The cone’s diameter is 14 cm. What is its radius?
What is 7cm?
Leg a=20 cm, and the hypotenuse= 55cm. What is the length of leg b? (Round to the nearest tenth)
What is 51.2 cm?
What is slope also known as?
What is rise over run?
Write the number in scientific notation: 0.0405
What is 4.05 x 10-2
Two triangles are shown. Triangle ABC and Triangle A’B’C’. Which is the original triangle?
What is Triangle ABC?
Dwayne Johnson interviewed a total of 472 college athletes. 152 of them were girls. 100 of them play soccer, 48 are boys. 25 girls play tennis. 155 boys play volleyball. Construct a two- way table to find how many girls played soccer.
What is 52 girls?
Solve for a. 2a+14-7+12a=0.
What is -1/2?
What is the y-intercept? y=-3x+5
What is 5?
Write in scientific notation: 200,000
What is 2 x 105
Point A has the ordered pair of (3,2). It was reflected across the x-axis. What is the ordered pair of A’?
What is (3,-2)?
Johnny Depp asked 28 people what their natural hair color is. 4 people said red hair. One of those people was male. 16 people answered with brown hair. 11 of them were women. 6 males had blonde hair. How many total people had blonde hair?
What is 8 people with blonde hair?
Solve for x. 21=6-2.3x-2.7x.
What is -3x?
What is the slope? y=8x+2.
What is 8x
At the school store, Ricardo bought 4 pencils and 6 erasers and spent $2.60. Annabelle bought 4 pencils and 10 erasers and spent $3.80. Solve the system of equations to determine the cost of 1 pencil and the cost of 1 eraser.
What is $0.30 per eraser and $0.20 per pencil?
What is a transformation that flips a figure over a line?
What is a reflection?
The points show no relationship. Is this positive , negative or no association?
What is no association?