Unit 7 Review YOU DID IT!!

Question 1a What is the opposite of each of these integers? a) -73 b) 49 c) -.25 d) 0

Question 1b What is the opposite of each of these integers? a) -85 b) -43 c).75 d) 0

Question 2a Both coordinates of a point in the coordinate plane are positive. In which quadrant is this point located?

Question 2b Both coordinates of a point in the coordinate plane are negative. In which quadrant is this point located?

Question 3a The table shows the low temperature for several days. Which day was the coldest? DayTemperature (F) Monday5 Tuesday-9 Wednesday Thursday6 Friday0

Question 3b The table shows the low temperature for several days. Order the temperatures from least to greatest. DayTemperature (F) Monday5 Tuesday-9 Wednesday Thursday6 Friday0

Question 4a Name a point which point is NOT located in a quadrant.

Question 4b Name a point which point is NOT located in a quadrant.

Question 5a The point (-3,-8) is reflected across the x-axis. What are the coordinates of the new point?

Question 5b The point (-2,9) is reflected across the y-axis. What are the coordinates of the new point?

Question 6a Which location on the coordinate plane has coordinates (4, 2) ?

Question 6b Which location on the coordinate plane has coordinates (-1, 3) ?

Question 7a Which statement about negative numbers is true? a)The absolute value of a negative number is negative. b)Negative numbers are more than positive numbers. c)A negative number is more than its opposite. d)Negative numbers are located to the left of 0 on a number line.

Question 7b Which statement about negative numbers is true? a)The absolute value of a negative number is positive. b)The further away from zero a negative number is, the greater its value. c)A negative number is more than its opposite. d)The absolute value of a negative number it the distance from its opposite.

Question 8a What is the opposite of the opposite of -10?

Question 8b What is the opposite of the opposite of 12?

Question 9a Which of the following inequalities is a TRUE statement? a)- 5.9 > -4.8 b) 5.9 < 5.86 c) < - d)- > -

Question 9b Which of the following inequalities is NOT a true statement? a)- 5.9 > -4.8 b) 5.9 < 5.86 c) > - d)- < -

Question 10a Which statement is true? a)  -5  = 5 b)  -5  < 5 c)  -5  > 5 d)  -5  = -5

Question 10b Which statement is true? a)  -8  = -8 b)  -6  = 6 c)  -4  < 4 d)  -2  > 2

Question 11a The table shows the elevations of several locations in a county park. Use the table to answer the question. Location Cedar Creek Buffalo Pointe Yoakum Valley Holly Field East Ridge Elevation (ft) Which location has a lower elevation than Cedar Creek?

Question 11b The table shows the elevations of several locations in a county park. Use the table to answer the question. Location Cedar Creek Buffalo Pointe Yoakum Valley Holly Field East Ridge Elevation (ft) Order the elevations from greatest to least.

Question 12a What is the distance between +2 and -4 on this number line?

Question 12b What is the distance between +4 and -3 on this number line?

Question 13a Which of the following is a TRUE statement? a)-11 > -3 b) -7 > 7 c) -9.2 < -8.2 d) -7.6 > -7.2

Question 13b Which of the following is NOT a true statement? a)-11 < -3 b) -7 = 7 c) -9.2 < -8.2 d) -7.6 < -7.2

Question 14a What are the coordinates for each letter?

Question 14b What are the coordinates for each letter?

Question 15a Graph the following points and their opposites on the number line: 1, -0.6,

Question 15b Graph the following points and their opposites on the number line: 2, -0.4,

Question 16a Jeff’s account balance is -$150 and Scott’s account balance is -$ 275. Who owes the most money?

Question 16b Jeff’s account balance is -$350 and Scott’s account balance is -$ 175. Who owes the most money?

Question 17a Evaluate – ( - 4.6) ________ Evaluate – ( - ( -14)) _________

Question 17b Evaluate – ( - 5.2) ________ Evaluate – ( - ( -4)) _________

Question 18a Find the distance between x and y.

Question 18b Find the distance between y and z.

Question 19a What is the perimeter of figure wxyz?

Question 19b What is the perimeter of figure?

Question 20a What number that would represent the temperature of 26 degrees below zero?

Question 20b What number that would represent the temperature of 65 feet below sea level?

Question 21a If you reflect point A over the y-axis, what would its new coordinates be?

Question 21b If you reflect point C over the y-axis, what would its new coordinates be?

Question 22a If you reflect point B over the x-axis, what would its new coordinates be?

Question 22b If you reflect point B over the y-axis, what would its new coordinates be?

Question 23a Compare the depth of a fish swimming at -12m with a shark swimming at -36m.

Question 23b Compare the depth of a diver swimming at -12m with a shark swimming at -25m.

Question 24a John is a mountaineer. He went on a long hike. He started his hike at 125 feet above sea level. When he reached the peak of the mountain, he was at 1,250 feet above sea level. How many feet did John hike up the mountain?

Question 24b John is a mountaineer. He went on a long hike. He started his hike at 5 feet above sea level. When he reached the peak of the mountain, he was at 1,000 feet above sea level. How many feet did John hike up the mountain?

Question 25a Compare the perimeter of the two shapes. Which shape has the greater perimeter? Explain your answer. This side is 4 units long.

Compare the perimeter of the two shapes. Which shape has the greater perimeter? Explain your answer. This side is 6 units long. Question 25b

Question 26a Three vertices of a rectangle on the coordinate plane are A (-4, 2) B (-4, -3)C ( 2, 2) What is the fourth vertex of this rectangle? (, )

Question 26b Three vertices of a rectangle on the coordinate plane are A (4, -2) B (4, 3) C ( -2, -2) What is the fourth vertex of this rectangle? (, )

Question 27a Student Name Lunch Account Balance JoAnn-2.50 Scott3.10 Randy-0.15 Dawn-1.70 Ruth Order the lunch account balances from greatest to least.

Question 27b Student Name Lunch Account Balance JoAnn-2.50 Scott3.10 Randy-0.15 Dawn-1.70 Ruth Who has less money in their account than Dawn?

Question 28a Graph two points that have an absolute value of 1.75.

Question 28b Graph two points that have an absolute value of 1.50.

Question 29a Points A, B, and C form a RIGHT TRIANGLE. Point C is in Quadrant III. Side AC is 4 units long. What are the coordinates of Point C? AB

Question 29b Points A, B, and C form a RIGHT TRIANGLE. Point C is in Quadrant II. Side AC is 2 units long. What are the coordinates of Point C? AB