Finding an Unknown Side in a Right-Angled Triangle (VCE SSCE General Mathematics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
Which trig ratio uses opposite and hypotenuse?
Which trig ratio uses opposite and hypotenuse?
Sine
Which trig ratio should you use for opposite and adjacent sides?
Which trig ratio should you use for opposite and adjacent sides?
Tangent
In SOH-CAH-TOA, what does CAH represent?
In SOH-CAH-TOA, what does CAH represent?
Cosine = Adjacent/Hypotenuse
Which side is always the longest in a right-angled triangle?
Which side is always the longest in a right-angled triangle?
Hypotenuse
What determines which side is 'opposite' in a triangle?
What determines which side is 'opposite' in a triangle?
The angle you're working with
If is in the numerator of your ratio, what do you multiply both sides by?
If is in the numerator of your ratio, what do you multiply both sides by?
The denominator
If is in the denominator, what's the first step to solve?
If is in the denominator, what's the first step to solve?
Multiply both sides by
What mode should your calculator be in for these problems?
What mode should your calculator be in for these problems?
Degree mode
When should you use cosine to find an unknown side?
When should you use cosine to find an unknown side?
Adjacent and hypotenuse
When should you round your answer?
When should you round your answer?
Only at the final step