Equations
In the equation y = 2x – 8
What is the slope and what is the y-intercept?
Slope: 2
Y-intercept -8
Scale factor of 1 makes the image
stay the same
What place value is the underlined digit in 567.8
tens
What do supplementary angles (angles next to each other) add up to?
180
How do you divide fractions?
keep the first fraction, change division to multiplication and then flip the last fraction
In the equation y= 1/3 x + 2
What is the slope and what is the y-intercept?
Slope: 1/3
Y-intercept: 2
Scale factor less than 1 makes the image
smaller
What place value is the underlined digit in 7,982.4
tenths
What transformation is like a slide?
translation
How do you find the C.O.P of a table or graph?
y divided by x
Solve the equation x – 8 = 20
x = 28
Scale factor greater than 1 makes the image
bigger
Round the number to the nearest ten. 236.3
240
What transformation flips the image?
reflection
How do you find the slope of a line?
vertical/horiztonal
Solve the equation x + 2 = 12
What is side x if the shapes are similar?
Shape 1: 1 yd by j
Shape 2: 6 yd by 12 yd
j= 2 yds
Round the number to the nearest whole number: 327.8
328
What transformation turns the image?
Ryan’s bill for brunch at a restaurant was $48. He left an 18% tip. What was the total cost of his brunch, including the tip?
Tip: 8.64
Total: 56.64
Solve the equation 2x = 50
x = 25
What is side x if the shapes are similar?
Shape 1: 1 km by x
Shape 2: 3 km by 12 km
4 km
Round the number to the nearest hundredth 926.316
926.32
If angles are vertical to each other, are there measures the same or different?
same
What do shapes need to have to be congruent?
Same angles, same side lengths