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WorksheetsGeometry Finals review Day 4
Total questions: 81
Worksheet time: 8hrs 40mins
Given L(−4 , 3) and M (−7 , −2), what is the length of LM ?
34
8
74
122
Which point is collinear to points A and D?
B
C
E
F
If K is the midpoint of JL, JK = 9x−1 and KL=2x+27, find JL.
35
70
62
48
Find the value of x in the figure below.
7
8
9
10
Find m∠DBC in the figure below.
66
156
114
149
If ∠P and ∠Q are complementary angles,
m∠P=7x+3, and m∠Q=16x+5, find m∠P.
31
34
56
59
If RT bisects ∠QRS , m∠QRT=5x−9 , and m∠SRT=2x+33 , find m∠SRT .
14
57
61
122
Which of the following is the definition of an obtuse angle?
angle with measure between 90 & 180
angle with measure between 0 & 90
angle with measure of exactly 90
angle with measure of exactly 180
Find the midpoint between G( -1, 2) and H( -3, - 4)
(21,−27)
(−2,−1)
(−4,−2)
(1,3)
Which coordinate notation represents the translation?
(x, y)→(x−5,y−7)
(x, y)→(x+6,y+4)
(x, y)→(x+5,y+7)
(x, y)→(x−4,y−6)
Describe the translation of point A(2, 1) to point A'(5, 3).
(x, y) - (x – 3, y + 2)
(x, y) - (x – 3, y – 2)
(x, y) - (x + 3, y + 2)
(x, y) - (x + 3, y – 2)
What is the scale factor?
2/3
4/5
3/2
5/4
A rectangle has a base of 10 mm and a height of 6 mm, and we double the height, what is the new perimeter and area?
Perimeter = 22 mm and Area = 120 mm
Perimeter = 44 mm and Area = 120 mm
Perimeter = 32 mm and Area = 240 mm
Perimeter = 32 mm and Area = 240 mm
The volume of a rectangular prism is 16 in3. If the dimensions are changed by a scale factor of 2, what is the new volume?
32 in3
64 in3
128 in3
256 in3
When the dimensions of a solid are changed by a scale factor, what happens to the volume?
It changes by the scale factor
It changes by the scale factor squared
It changes by the scale factor cubed
None of the above
A Cylinder has a volume of 36 cm3. If the dimensions are changed by 1/2, what is the new volume?
18 cm3
9 cm3
4.5 cm3
72 cm3
When the dimensions of a figure are changed by a scale factor of 3, what happens to the perimeter?
The perimeter will be multiplied by 3
The perimeter will be 3 more than the preimage
The perimeter will be multiplied by 9
There is no way to know, we don't have the measurements
Each side length of the rectangle at the right is multiplied by 3. What is the new area?
1296
432
48
144
2. Each side length of the rectangle at the right is multiplied by a scale factor of 2. What is the new area?
1380
345
690
146
What scale was used to create the map?
1 inch = 40 miles
ABC ~ XYZ. What is the scale factor of the dilation that took point B to point Y?
Hint: (Find point B, find point Y then divide preimageimage .)
32
23
2
3
Choose the correct scale factor:
Hint: (Use your notes for the formula.)
2
3
1/3
1/2
The linear scale factor is the same as...
(select all that apply)
the ratio of areas
the ratio of volumes
the ratio of sides
the ratio of perimeters
the ratio of similarity
The ratio of perimeters is the same as...
(select all that apply)
the ratio of areas
the ratio of volumes
the ratio of sides
the ratio of similarity
the linear scale factor
When going from the ratio of perimeters to the ratio of areas, you...
square it.
cube it.
square root it.
cube root it.
When going from the linear scale factor to the ratio of volumes, you...
square it.
cube it.
square root it.
cube root it.
When going from the ratio of surface areas to the ratio of sides, you...
square it.
cube it.
square root it.
cube root it.
When going from the ratio of volumes to the ratio of perimeters, you...
square it.
cube it.
square root it.
cube root it.
If the ratio of sides is 4:7, then the ratio of perimeters is...
4:7
8:14
16:49
64:343
If the linear scale factor is 5:6, then the ratio of areas is...
5:6
10:12
25:36
125:216
p.9 Solids #2 Find the surface area of the cone below.
17π
17π+π
217π
5π
p.10 Solids #7 A cylinder is shown. If the radius and height of a cylinder are tripled, what happens to the lateral area of the cylinder?
3 times larger
6 times larger
9 times larger
12 times larger
p.1 Triangles #1 The map below shows 2 different routes Ms. Bentsen can take to drive to the airport from her house. How many miles could Ms. Bentsen save by traveling on Airport Road instead of Mountain Highway and Oak Road to get to the airport?
20 mi
36 mi
48 mi
60 mi
p.2 Triangles #12 For the following problems, solve for the value of x. Round sides to the nearest tenth.
5.7
7.1
23.1
23.7
p.2 Triangles #14 For the following problems, solve for the value of x. Round angles to the nearest whole number.
11°
25°
42°
65°
p.3 Triangles #16 From a point on the ground 25 feet from the foot of a tree, the angle of elevation to the top of the tree is 32°. Find to the nearest foot, the height of the tree.
13.2ft
15.6ft
17.1ft
19.8ft
p.3 Triangles #17 You are flying a kite that is 30 feet above the ground. The angle of depression from the kite to the ground is 40° . How long is the string? (Ignore the height of your hand)
35.8ft
41.3ft
46.7ft
49.4ft
p.3 Triangles #18 In right triangle RGB with altitude 𝐺𝑁 is drawn to hypotenuse 𝑅𝐵.
Draw the three similar right triangles in the figure with the right angle in the lower left position, and complete the similarity statement.
ΔRBG∼Δ…∼Δ…
ΔRBG∼ΔGNR∼ΔBGN
ΔRBG∼ΔGNR∼ΔGBN
ΔRBG∼ΔRGN∼ΔBGN
ΔRBG∼ΔRGN∼ΔGBN
p.3 Triangles #20 Solve for x.
10
21
75
100
p.4 Triangles #23 AC = 16, and CD = 5. Find BC.
25
55
80
100
What is the formula for scale factor?
oldnew
newold
A ~ B. What is the scale factor of the dilation of A to B?
34
43
3
4
ABC ~ XYZ. What is the scale factor of the dilation of ABC to XYZ?
32
23
2
3
