Sine, Cosine and Tangent (Junior Cert Mathematics): Quizzes

📚Quizzes
Sine, Cosine and Tangent
Sign up to keep practising.Create a free account to play more quizzes and track your progress.

Practise the questions

12 questions from this quiz

Show

What is the formula for sin(A)\sin(A) in a right-angled triangle?

OppositeHypotenuse\frac{\text{Opposite}}{\text{Hypotenuse}}

What is the formula for cos(A)\cos(A) in a right-angled triangle?

AdjacentHypotenuse\frac{\text{Adjacent}}{\text{Hypotenuse}}

What is the formula for tan(A)\tan(A) in a right-angled triangle?

OppositeAdjacent\frac{\text{Opposite}}{\text{Adjacent}}

Which side in a right-angled triangle is always the longest?

The hypotenuse

What is the opposite side in a right-angled triangle?

The side directly across from Angle A

When should you use sine to solve a right-angled triangle problem?

When opposite and hypotenuse are involved

When should you use cosine to solve a right-angled triangle problem?

When adjacent and hypotenuse are involved

When should you use tangent to solve a right-angled triangle problem?

When opposite and adjacent are involved

What is the value of sin(30°)\sin(30°)?

0.50.5

What is the value of tan(45°)\tan(45°)?

11

What does the inverse cosine function (cos1\cos^{-1}) do?

Finds the angle from the side ratio

In SOH-CAH-TOA, what does 'SOH' stand for?

Sine = Opposite / Hypotenuse

Explore Junior Cert Mathematics Revision Notes by Topics

Explore Junior Cert Mathematics Model Answers by Topics

Explore Junior Cert Mathematics Flashcards by Topics

Explore Junior Cert Mathematics Exam Questions by Topics

Join 100,000+ Junior Cert students studying Quizzes with us.

Select your subjects, and get access to A+ resources today.