Is this graph proportional?

No. It has a straight line but does not start at the origin.

Vertical Angles are...

Two angles that are opposite one another

What does the CHANGE in Keep Change Flip mean?

Change the division to multiplication

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Grade 7 Math Review

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Shriya Pattapu #Grade7MathReview

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Questions 78

Answers

1
What is the formula to calculate the circumference of a circle?
2π
2πr
πd
fπ5
2
Vertical Angles...
add to 180°
equal each other
add to 90°
are next to each other
3
Constant of Proportionality
$2.00 per book
$2.50 per book
$1.00 per book
4
Is this proportional?
No
Yes
5
Is this graph proportional?
Yes. It starts at the origin and has a straight line.
No. It has a straight line but does not start at the origin.
No. It starts at the origin but doesn't have a straight line.
6
Order of Operations
10
0.4
5
20
7
Melissa has $37 and spend $15. Which expression represents this situation?
37+15
-37+(-15)
37+(-15)
-37 +15
8
Use the algorithm Keep, Change, Flip to solve
120/90
90/120
128/75
75/128
9
Find the surface area.
248m2
200m2
520m2
10
Classify the Triangle below
Actue Isosceles
Right Scalene
Acute Equalaterial
Obtuse Isosceles
11
What is the value of s? 2,4,6,s,10,
6
12
5
8
12
Solve for c
89°
67°
90°
180°
13
Calculate the area of a circle with radius 12cm
452.38cm2
113.1cm2
452.39cm2
37.7cm
14
Is this proportional?
No
Yes
15
Is the graph proportional?
Yes
No
16
When do you use keep, change, flip?
multiplying
adding
subtracting
dividing
17
(-1) x (-1) =
1
-1
18
-4+6
-10
-2
2
10
19
Lilly Singh buys a camera for $554.99. She has a coupon for 48% off. How much is the camera?
$1.89
$156.90
$ 288.59
$35,00.90
20
Solve for x
7
-7
-1
1
21
Name this dance move:
The Macarena
The Dab
The Floss
The Cha Cha Slide
22
Combine like terms
10x+3
6x+3
-7x
-10x+3
23
Vertical Angles are...
Two angles whose measure if added toether would equal 180
Two angles that share a common point and side
Two angles whose measures if added together would equal 90
Two angles that are opposite one another
24
Distribute: 26(5-2x)
130-30
130-32
130-30x
130-52x
25
89 - x = 34
34
78
55
66
26
Find the constant of proportionality
100
7
60
20
27
What is the cross section?
Really short square
Triangle
Rectangle
What do you think?
28
Juan purchased 6 soccer jersey for $105. How much would twelve soccer jerseys cost?
410
$210
$560
210
29
What does the CHANGE in Keep Change Flip mean?
Change the fraction to a whole number
Change the order of the fractions
Change the division to multiplication
Change multiplication to division
30
Simplify the expression. 10g–6g
16g
4g
34g
5c
31
What is the circumference of a circle?
the area of a circle
the distance around a circle
the distance from the center to any point on the circle
half the area of a circle
32
Ken can walk 40 dogs in 8hrs? How many can walk in 12 hours?
78
56
60
45
33
Are these angles complementary or supplementary?
Complementary
Supplementary
34
Divide.
1/24
8/3
1/8
24
35
A negative times a negative is a?
I cant remember
Positive
Donkey
Negative
36
Is this proportional?
Yes
No
37
Complementary or Supplementary
Complementary
Supplementary
vertical
alternate interior
38
Multiply the following rational numbers
12/5
2 and 1/4
10/24
5/12
39
Find the area of the following trapezoid
102 in2
200 in2
204 in2
182 in2
40
Find the circumference of the circle.
83.7 cm
30.1 cm
83 cm
62.8 cm
41
What shape is the cross section?
A
C
D
B
42
What is the cross section?
triangle
circle
square
rectangle
43
Name this dance?
The Twist
Running Man
Macarena
Floss
44
Find the unit rate.
120 mph
121 mph
100 mph
115 mph
45
-1/-1=?
-1
1
46
Solve for x
-26
-9
-17
-35
47
Is this proportional?
Yes
No
48
How do you find the area of a circle?
πd2
πr2
2πr
2πd
49
Name this singer:
Beyonce
Jennifer Lopez
Mariah Carey
Shakira
50
What is the cross section?
Trapazoid
Nonagon
Rectangle
Heptagon
51
Solve for x
-16
5
-11
27
52
what type of angle is this?
obtuse
acute
left
right
53
what type of angle is this?
right
straight
obtuse
acute
54
Find the probablity of landing on yellow.
11 : 1
1 : 11
1 : 12
4 : 8
55
Find the surface area.
101.2 ft2
173 ft2
309.2 ft2
56
Find the area of the figure.
43
90
143
88
57
Read the problem below.
Students she selects from the hallway between classes.
Students sitting at randomly selected tables at the library.
Students select from a list of all students
Students selected by the teachers.
58
Vertical angles are
add to 90
next to each other
across from each other
add to 180
59
Is this proportional?
No
Yes
60
Identify the angles as vertical, adjacent, or neither
Horizontal
Adjacent
Neither
Vertical
61
Bob did the 50 questions, Bob got 40% right. How many questions did Bob get right?
60
12
20
6
62
What is the probablity of spinning an even number?
1/8
1/2
1/6
3/6
63
Evaluate the expression for w = 3.
2
63
18
9
64
Distribute
-24x - 32
-5x - 4
-5x + 4
-24x + 32
65
Find the Circumference
65.9 mi
38.2 mi
445.78 mi
50.3 mi
66
Is this graph proportional?
No. It begins at the origin but doesn't have a straight line.
No. It has straight line but doesn't begin at (0,0).
Yes. It begins at (0,0) and has a straight line.
67
Find the constant of proportionality
Not proportional
k=1/16
k= 16
68
What shape is the cross section?
D
A
B
C
69
To calculate constant of proportionality you
divide y by x
multiply y by y
divide x by y
multiply x by y
70
Are these angles complementary or supplementary?
Supplementary
Complementary
71
What does the FLIP mean in Keep Change Flip mean?
Flip the order of the fractions
Flip both fractions
Flip the second fraction
Flip the first fraction
72
Combine like terms
8a + 8
6a + 8
6a + 2
8a + 2
73
What is this math tool called?
protractor
straight edge
measuring device
ruler
74
Multiply 5/6 and 2/3 (Simplified)
18/10
9/5
5/9
10/18
75
Are these angles complementary or supplementary?
Supplementary
Complementary
76
Find the area of this triangle:
16cm2
12cm2
8cm2
6cm2
77
Solve 5(45 *32)-56+6
6,895
715
8,903
7,150
78
Constant of proportionality
2
30
5
10

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