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Mathematics
8th -
12thgrade
3-19-20 DAILY Quiz 30-60-90 and 45-45-90 Triangles
20 questions
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- 1. Multiple Choice
Find a.
5
√2
5√2
2
- 2. Multiple Choice
Find a.
4
2
4√2
2√4
- 3. Multiple Choice
Find x.
4√3
4√6
4
4√8
- 4. Multiple ChoiceIf the leg of a 45-45-90 triangle is 7 cm long, then its hypotenuse is _____ cm.7√249√277√7
- 5. Multiple Choice
Find y.
11√2
11
22
(11√2)/2
- 6. Multiple ChoiceFind the missing side lengths.a = 4, b = 4a = 4, b = 2√2a = 2√2, b = 4a = 4, b = 4
- 7. Multiple Choice
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
- 8. Multiple ChoiceWhat is the value of x?2182√99√2
- 9. Multiple ChoiceFind the value of x.3 sqrt(2)36 sqrt(2)6
- 10. Multiple ChoiceIf the equal sides of an isosceles right triangle measure 12 units, then the measure of the hypotenuse is _____ units.12√22√12144144√2
- 11. Multiple ChoiceWhich side is the long leg in this 30-60-90 triangle? (not the hypotenuse)4uv
- 12. Multiple Choice
Solve for x in fully simplified form.
17√6
34√3
17√3
17√6 / 3
- 13. Multiple Choice
Solve for y in fully simplified form.
10 / √3
5 / √3
5√3 / 2
5/2
- 14. Multiple Choice
Solve for x in fully simplified form.
12√3
6√3
8√3
24 / √3
- 15. Multiple ChoiceFind the missing length of the longer leg in each 30∘−60∘−90∘ triangle. Leave the answer in radical form: short leg = 99√33√33√927√3
- 16. Multiple ChoiceIn a 30-60-90 triangle, if the shorter leg is 5, then the hypotenuse is _____.109127
- 17. Multiple ChoiceWhat is the approximate decimal equivalent of: 4√36.912.32.47.5
- 18. Multiple ChoiceFind a.122424√3
- 19. Multiple ChoiceFind the value of x and y.x = 8√3, y = 16x = 4, y = 8√3x = 16, y = 8√3
- 20. Multiple ChoiceFind the value of m and n.m = 24√3, n = 24m = 6√3, n = 6m = 24/√3, n = 24
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