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WorksheetsSpecial Right Triangles, Dilating Lines, Centroids, Midsegments
Total questions: 17
Worksheet time: 27mins
Name
Class
Date
1.
What type of special triangle is this?
a)
45°-45°-90°
b)
30°-60°-90°
c)
Equiangular
d)
Equilateral
2.
Find x.
a)
10
b)
10√3
c)
10√2
d)
20
3.
Find x.
a)
22
b)
11√3
c)
11√2
d)
11
4.
Find the value of m.
a)
10
b)
10√2
c)
20√2
d)
√2
5.
Find a.
a)
12
b)
24
c)
24√3
d)
16
6.
What is the shortest distance between 3rd and 1st?
a)
60
b)
60√2
c)
30√2
d)
120
7.
Determine the value of x.
a)
x = 10√2
b)
x = 10
c)
x = 5√3
d)
x = 5√6
8.
Dilate the line y=5x - 2 by a scale factor of 4 centered at the origin
a)
y=20x - 2
b)
y=5x - 2
c)
y=20x - 8
d)
y=5x - 8
9.
Dilate the line y=1/2x + 6 by a scale factor of 1/3 with the origin as center
a)
y=1/2x + 2
b)
y=1/6x + 6
c)
y=1/2x + 12
d)
y=1/6x + 2
10.
True or False:
When the center of dilation is on the line being dilated, the new line is the same as the original.
When the center of dilation is on the line being dilated, the new line is the same as the original.
a)
True
b)
False
11.
Drag the points to show the dilation of the line y = 0.5x - 2 about center (2,-4) with a scale factor of 3.
12.
If DL = 24, then DG =
a)
16
b)
8
c)
12
d)
36
13.
X is the centroid of the triangle. If AZ = 24, find AX.
a)
4
b)
8
c)
12
d)
16
14.
QR is a midsegment of triangle FGH. Solve for the value of x?
a)
5.5
b)
11
c)
-5.5
d)
-11
15.
Find the measure of QR
a)
11
b)
22
c)
24
d)
55
16.
What is the measure of angle Y?
a)
60
b)
40
c)
140
d)
100
17.
What is the measure of angle x?
a)
60
b)
40
c)
140
d)
100
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