##### Print Instructions

NOTE: Only your test content will print.
To preview this test, click on the File menu and select Print Preview.

See our guide on How To Change Browser Print Settings to customize headers and footers before printing.

# Special Right Triangles (Grade 10)

Print Test (Only the test content will print)

## Special Right Triangles

1.
Which of the following is not a Pythagorean triple?
1. (5, 12, 13)
2. (6, 14, 15)
3. (25, 60, 65)
4. (50, 120, 130)
2.
Find the length of the hypotenuse of this triangle.
$bar(AB)$= 3 m
$bar(AC)$= 4 m
1. 12 m
2. 7 m
3. 6 m
4. 5 m
3.
A $45deg-45deg-90deg$ has a hypotenuse length of 20. What is the length of a side?
1. $10sqrt2$
2. $20sqrt2$
3. $10sqrt3$
4. $20sqrt3$
4.
What is the altitude of an equilateral triangle with a side of 16 inches?
1. $8$ in
2. $32$ in
3. $16sqrt3$ in
4. $8sqrt3$ in
5.
The altitude of equilateral triangle ABC is 15. What is the length of a side of triangle ABC?
1. $5sqrt2$
2. $5sqrt3$
3. $10sqrt2$
4. $10sqrt3$
6.
A square has a diagonal of $6sqrt2$. What is the area of the square?
1. 6
2. 12
3. 24
4. 36
7.
What is the perimeter of a $45deg-45deg-90deg$ triangle with a hypotenuse of $7sqrt2$?
1. $14sqrt2$
2. $14 + 7sqrt2$
3. $21sqrt2$
4. $21 + 7sqrt2$
8.
Use the following information to answer questions A-C.

Triangle LMO has vertices with the following coordinate points:
L (5, 5)
M (0, 0)
O (5, 0)
A.
What type of special triangle is triangle LMO?
1. $3-4-5$ triple
2. $5-12-13$ triple
3. $30deg-60deg-90deg$
4. $45deg-45deg-90deg$
B.
What is the length of side LM?
1. $5sqrt2$
2. $5sqrt3$
3. $10sqrt2$
4. $10sqrt3$
C.
What is the perimeter of triangle LMO?
1. $15sqrt2$
2. $15sqrt3$
3. $10 + 5sqrt2$
4. $10 + 5sqrt3$
You need to be a HelpTeaching.com member to access free printables.