3-19-20 DAILY Quiz 30-60-90 and 45-45-90 Triangles
a minute ago
Save
Edit
Host a game
Play LiveLive
Assign HW
Solo Practice
Practice
• Question 1
120 seconds
Report an issue
Q.

Find a.

5

√2

5√2

2

• Question 2
120 seconds
Report an issue
Q.

Find a.

4

2

4√2

2√4

• Question 3
120 seconds
Report an issue
Q.

Find x.

4√3

4√6

4

4√8

• Question 4
120 seconds
Report an issue
Q. If the leg of a 45-45-90 triangle is 7 cm long, then its hypotenuse is _____ cm.
7√2
49√2
7
7√7
• Question 5
120 seconds
Report an issue
Q.

Find y.

11√2

11

22

(11√2)/2

• Question 6
120 seconds
Report an issue
Q. Find the missing side lengths.
a = 4, b = 4
a = 4, b = 2√2
a = 2√2,  b = 4
a = 4, b = 4
• Question 7
120 seconds
Report an issue
Q.

Find a and b.

a = 5, b = 5

a = 10, b = 10√2

a = 10√2, b = 10√2

a = 5√2, b = 5√2

• Question 8
120 seconds
Report an issue
Q. What is the value of x?
2
18
2√9
9√2
• Question 9
120 seconds
Report an issue
Q. Find the value of x.
3 sqrt(2)
3
6 sqrt(2)
6
• Question 10
120 seconds
Report an issue
Q. If the equal sides of an isosceles right triangle measure 12 units, then the measure of the hypotenuse is _____ units.
12√2
2√12
144
144√2
• Question 11
120 seconds
Report an issue
Q. Which side is the long leg in this 30-60-90 triangle? (not the hypotenuse)
4
u
v
• Question 12
120 seconds
Report an issue
Q.

Solve for x in fully simplified form.

17√6

34√3

17√3

17√6 / 3

• Question 13
120 seconds
Report an issue
Q.

Solve for y in fully simplified form.

10 / √3

5 / √3

5√3 / 2

5/2

• Question 14
120 seconds
Report an issue
Q.

Solve for x in fully simplified form.

12√3

6√3

8√3

24 / √3

• Question 15
120 seconds
Report an issue
Q. Find the missing length of the longer leg in each 30∘−60∘−90∘ triangle. Leave the answer in radical form: short leg = 9
9√3
3√3
3√9
27√3
• Question 16
120 seconds
Report an issue
Q. In a 30-60-90 triangle, if the shorter leg is 5, then  the hypotenuse is _____.
10
9
12
7
• Question 17
120 seconds
Report an issue
Q. What is the approximate decimal equivalent of: 4√3
6.9
12.3
2.4
7.5
• Question 18
120 seconds
Report an issue
Q. Find a.
12
24
24√3
• Question 19
120 seconds
Report an issue
Q. Find the value of x and y.
x = 8√3, y = 16
x = 4, y = 8√3
x = 16, y = 8√3
• Question 20
120 seconds
Report an issue
Q. Find the value of m and n.