Triangle ABC has a right angle at C. AB = 13 cm, BC = 5 cm. Find the value of sin A.

การสอบคณิตศาสตร์

Quiz
•
Mathematics
•
7th Grade
•
Hard
wilawan sakdaburanakul
FREE Resource
37 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5/13
12/13
5/12
12/5
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
สามเหลี่ยม XYZ มีมุมฉากที่ Y. XY = 8 ซม., YZ = 15 ซม. หาค่าของ tan X.
8/17
15/17
8/15
15/8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ค่า cos 60° เท่ากับเท่าไหร่?
1/2
√3/2
1/√2
√2/2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ค่า sin 45° เท่ากับเท่าไหร่?
1/2
√3/2
1/√2
√2/2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ค่า tan 30° เท่ากับเท่าไหร่?
1/√3
√3
1
√2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ถ้า sin θ = 3/5, ค่า cos θ จะเป็นเท่าไหร่?
4/5
3/4
4/3
5/4
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ถ้า tan θ = 1, ค่า θ คือเท่าไหร่?
30°
45°
60°
90°
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