高一補強數學小考-2
Authored by 縣立田中高中林佳慧 縣立田中高中林佳慧
Mathematics
10th Grade
Used 3+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1. （ ）因為40° < 50°，
所以cos40° < cos50°。
O
X
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2. 若直角△ABC～直角△A'B'C'，
且∠C =∠C' = 90°，則sinA = sinA'。
O
X
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3. 若θ為銳角，則tanθ = 。
O
X
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.設直角三角形中，有一銳角為20°，
則sin20°的值與所取的三角形大小無關。
O
X
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
，則sinθ = 3，cosθ = 4。
O
X
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6. 若0° < θ < 45°，則sinθ < cosθ < tanθ。
O
X
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7. 若θ與ϕ皆為銳角，且θ + ϕ = 90°，則sinθ = cosϕ。
O
X
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