Free Printable Special Right Triangles

1.

What is the length of y in this picture?

a)

45

b)

5√2

c)

90

d)

5

2.

What is the length of x in this 45-45-90 triangle?

a)

4√2

b)

4

c)

8

d)

4√3

3.

In this isosceles triangle, what is the length of x?

a)

8√2

b)

$\frac{8}{\sqrt{2}}$

c)

16

d)

8

4.

Which is the length of v in this 30-60-90 triangle?

a)

$4\sqrt{3}$

b)

4

c)

8

d)

$4\sqrt{2}$

5.

What is the length of the short leg of this 30-60-90 triangle?

a)

6

b)

$\frac{6}{\sqrt{3}}$

c)

3

d)

$\frac{6}{\sqrt{2}}$

6.

In this 30-60-90 triangle, what is the length of the hypotenuse?

a)

4√2

b)

4√3

c)

4

d)

8

7.

In this 30-60-90 triangle, what is the length of the long leg?

a)

6√2

b)

3√3

c)

12

d)

6√3

8.

What is x in this 30-60-90 triangle?

a)

x = 6

b)

x = 3√2

c)

x = 3√3

d)

x = 3√3

9.

What is a in this 30-60-90 triangle?

a)

a = 7√3

b)

a = 7√2

c)

a = 14

d)

a = 14√3

10.

Find x.

a)

10

b)

10√3

c)

10√2

d)

20

11.

Find x.

a)

22

b)

11√3

c)

11√2

d)

11

12.

Find a.

a)

12

b)

24

c)

24√3

d)

16

13.

Find the value of y.

a)

8

b)

4

c)

2√3

d)

8√3

14.

What is the length of x in this picture?

a)

45

b)

5√2

c)

90

d)

5

15.

What is the length of y in this 45-45-90 triangle?

a)

4√2

b)

4

c)

8

d)

4√3

16.

What is y in this 30-60-90 triangle?

a)

$y=6$

b)

$y=3\sqrt{2}$

c)

$y=3\sqrt{3}$

d)

$y=\frac{3}{\sqrt{3}}$

17.

What is b in this 30-60-90 triangle?

a)

b=3.5√3

b)

b = 3.5

c)

b = 7

d)

b = 7√3

18.

What is the measure of side b?

a)

5

b)

10√2

c)

$\frac{10}{\sqrt{2}}$

d)

10√3

19.

What is the length of x in this triangle?

a)

14

b)

$7\sqrt{3}$

c)

3.5

d)

$\frac{14}{\sqrt{3}}$

20.

What is the length of y in this triangle?

a)

14

b)

$7\sqrt{3}$

c)

3.5

d)

$\frac{7}{\sqrt{3}}$

Special Right Triangles

Total questions: 20

Worksheet time: 10mins

Similar Resources on Wayground