Quiz about 7th Grade Review Part 2

Question 1

Calculate the area of the triangle.

Accepted Answer

25 cm2

Answer

50 cm2

Answer

12.5 cm2

Answer

100 cm2

Question 2

Calculate the area of the triangle.

Accepted Answer

42 cm2

Answer

84 cm2

Answer

21 cm2

Answer

168 cm2

Question 3

Calculate the area of the triangle.

Accepted Answer

90 cm2

Answer

180 cm2

Answer

45 cm2

Answer

60 cm2

Question 4

Calculate the area of the triangle.

Accepted Answer

28 cm2

Answer

56 cm2

Answer

24 cm2

Answer

36 cm2

Question 5

Calculate the area of the triangle.

Accepted Answer

21 cm2

Answer

42 cm2

Answer

30 cm2

Answer

10 cm2

Question 6

find the area of the circle below.

Accepted Answer

28.26 cm

Answer

100 cm

Answer

225 cm

Answer

9 cm

Question 7

Find the area of the circle

Accepted Answer

153.86

Answer

43.96

Answer

87.82

Answer

307.72

Question 8

What is the area of this circle?

Accepted Answer

78.50 m2

Answer

82.13 m2

Answer

314.16 m2

Answer

170.12 m2

Question 9

What is the area of this circle?

Accepted Answer

113.1

Answer

163.2

Answer

15.3

Answer

124.2

Question 10

What is the area of this circle?

Accepted Answer

314.16

Answer

1256.64

Answer

31.41

Answer

123.12

Question 11

Find the circumference (to the nearest whole number)

Accepted Answer

88 in

Answer

44 in

Answer

116 square in

Answer

None of the above

Question 12

What is the diameter of a circle with radius 1 ft?

Accepted Answer

2ft

Answer

1ft

Answer

3ft

Question 13

Find the radius of a circle who's diameter is 40 ft.

Accepted Answer

20ft

Answer

40ft

Answer

80ft

Answer

45ft

Question 14

What is the circumference?

Accepted Answer

50.24

Answer

96

Answer

24

Answer

18

Question 15

what is the circumference of this circle ?

Accepted Answer

37.68 cm

Answer

3.14 cm

Answer

24 cm

Answer

68.4 cm

Question 16

Find the Circumference (round to nearest tenth):
radius = 15 yd

Accepted Answer

94.2 yd

Answer

94.5 yd

Answer

94 yd

Answer

47.1 yd

Question 17

Find the Circumference (round to nearest tenth):
diameter = 9 ft

Accepted Answer

28.3 ft

Answer

28.4 ft

Answer

28 ft

Answer

56.5 ft.

Question 18

A circular swimming pool is 21 feet in diameter.
How many feet around is the pool?

Accepted Answer

65.94 ft

Answer

10.5 ft

Answer

42 ft

Answer

131.95 ft

Question 19

Alex has trained his puppy, Popper, to jump through a ring. According to Alex's measurements and calculations, the ring has a diameter of 3.5 feet. What is the ring's circumference (use 3.14 for pi)?

Accepted Answer

10.99 ft

Answer

11.32 ft

Answer

12.25 ft

Answer

8.75 ft

Question 20

Find the missing angle.

Accepted Answer

77

Answer

103

Answer

114

Answer

143

Question 21

Find the missing angle.

Accepted Answer

42

Answer

52

Answer

90

Answer

48

Question 22

Solve for x.

Accepted Answer

x= 5

Answer

x= 60

Answer

x= 180

Answer

x= 12

Question 23

Will these line segments form a triangle?

Accepted Answer

no

Answer

yes

Question 24

Which set of side lengths will form a triangle?

Accepted Answer

9, 9, 9

Answer

3, 6, 12

Answer

7, 7, 14

Answer

13, 6, 7

Question 25

Determine if it is possible to form a triangle with the given side lengths. 15 in., 12 in., 2 in.

Accepted Answer

no

Answer

yes

Question 26

Determine if it is possible to form a triangle with the given side lengths. 7 yd, 8 yd, 9 yd

Accepted Answer

yes

Answer

no

Question 27

9. Which of these lengths CANNOT represent the sides of a triangle?

Accepted Answer

28, 30, 58

Answer

32, 34, 60

Answer

13, 20, 27

Answer

2, 4, 5

Question 28

Can the sides of a triangle have lengths 4, 7, and 18?

Accepted Answer

No

Answer

Yes

Question 29

Do the following side lengths form a triangle?

2 inches, 2 inches, 4 inches

Accepted Answer

No

Answer

Yes

Question 30

If a = 3 and b = 4, c = ?

Accepted Answer

5

Answer

7

Answer

25

Answer

1

Question 31

26 < p + 28

Accepted Answer

p > -2

Answer

p < -2

Answer

p < 54

Answer

p > 54

Question 32

126 < f + 32

Accepted Answer

f > 94

Answer

f < 96

Answer

f < 94

Answer

f < 55

Question 33

-4 + y < -8

Accepted Answer

y < -4

Answer

y < 4

Answer

y < -12

Answer

y < 12

Question 34

Solve

5m < -10

Accepted Answer

m < -2

Answer

m > -2

Answer

m < -50

Answer

m > -50

Question 35

Solve
-5m < 10

Accepted Answer

m > -2

Answer

m < -2

Answer

m < -50

Answer

m > -50

Question 36

Solve

Accepted Answer

x < -96

Answer

x < 20

Answer

x = 6

Answer

x > 96

Question 37

Level 1

When do we switch the inequality symbol?

Accepted Answer

when multiplying or dividing by a NEGATIVE

Answer

when adding and subtracting a NEGATIVE

Answer

we never switch the inequality

Answer

When there is a negative in the problem

Question 38

Solve:
3x + 7 = -8

Accepted Answer

-5

Answer

5

Answer

-12

Answer

-18

Question 39

-9a - 1 < 26

Accepted Answer

a > -3

Answer

a < -3

Answer

a < 3

Answer

a > 3

Question 40

Question 40.

Accepted Answer

x < -20

Answer

x > -20

Answer

x > 20

Answer

x < 20

Question 41

11 > -3y + 2

Accepted Answer

-3 < y

Answer

-3 > y

Answer

3 > y

Answer

3 < y

Question 42

What is the theoretical probability of rolling 5 on a fair 6-sided cube?

Accepted Answer

$$\frac{1}{6}$$

Answer

$$\frac{5}{6}$$

Answer

$$\frac{1}{2}$$

Answer

0

Question 43

Ifa cube is rolled 30 times and lands on 3-six times, what is the experimental probability it will land on 3 the next time it is rolled?

Accepted Answer

$$\frac{1}{5}$$

Answer

0

Answer

$$\frac{1}{2}$$

Answer

$$\frac{1}{6}$$

Question 44

A basket has 3 red balls, 2 blue balls, and 5 green balls. If a ball is picked at random, what is the probability that the next ball will be green?

Accepted Answer

$$\frac{1}{2}$$

Answer

1

Answer

$$\frac{1}{5}$$

Answer

$$\frac{3}{10}$$

Question 45

McKayla flipped a coin 150 times. How many times could McKayla expect the coin to land on tails?

Accepted Answer

75

Answer

25

Answer

50

Answer

100

Question 46

Find the theoretical probability of NOT landing on yellow if you spin the spinner.

Accepted Answer

7/8

Answer

1/8

Answer

1

Answer

7

Question 47

What is the theoretical probability of the spinner landing on yellow?

Accepted Answer

1/4

Answer

1/2

Answer

1/3

Answer

2/3

Question 48

Jon made 15 out of 35 free throws.

What is his experimental probability as a fraction?

**SIMPLIFY THE FRACTION!**

Accepted Answer

3/7

Answer

15/35

Answer

1/2

Answer

5/7

Question 49

Every 3 out of 12 vehicles on a highway is a truck. How many trucks are expected to be on a highway with 3,600 vehicles?

Accepted Answer

900

Answer

300

Answer

600

Answer

1,200

Question 50

1. A sample in which every person, object, or event has an equal chance of being selected.

Accepted Answer

A. Random sample.

Answer

B. Biased sample.

Question 51

2. When a sample does not accurately represent the population it is a:

Accepted Answer

B. Biased sample

Answer

A. Unbiased sample

Question 52

3. A public library asked every 10th person who entered to name the type of book they were getting.

Accepted Answer

B. Unbiased

Answer

A. Biased

Question 53

4.  Carlos wants to know the favorite sport of people at his school so he asks his baseball team.

Accepted Answer

A. Biased

Answer

B. Unbiased

Question 54

5.  A hospital wants to open a gym. They ask the night-shift ER staff when they would use the gym.

Accepted Answer

Biased

Answer

Unbiased

Question 55

7. The choir director in a high school wants to know how the students in the school feel about singing. If the director selects 100 girls and 100 boys to complete a survey, which method will result in a biased sample?

Accepted Answer

A. The students will be selected from the choir.

Answer

B. The students will be selected randomly throughout the school.

Question 56

8. At a middle school, the 7th graders will conduct a survey for where to go on a field trip.
Which method will result in the least biased decision?

Accepted Answer

B. To randomly choose some 7th grade students to select a location.

Answer

A. To randomly ask 8th grade students who went on a field trip last year.

Question 57

9. Mrs. Croix is conducting a survey to find out the favorite snack of fifth and sixth graders. She will ask a sample of 100 students. Which of the groups below should be surveyed to get the BEST representative sample?

Accepted Answer

A. 20 students from each of the 5 local fifth- and sixth-grade schools.

Answer

B. The first 100 students who go to a local baseball game

Question 58

10. A teacher decides to survey the students in her classes to find out their opinion on the new menu in the cafeteria.  Is this biased or unbiased?

Accepted Answer

Unbiased

Answer

Biased

Question 59

12. Which random sample is the more likely it is to represent the population of a Jupiter Middle School accurately?

Accepted Answer

B. Five hundred students of a school.

Answer

A. Five students of a school.

7th Grade Review Part 2

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