Angles of Elevation and Depression (HSC SSCE Mathematics Standard): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What is an angle of elevation?
What is an angle of elevation?
Angle measured upward from horizontal
What is an angle of depression?
What is an angle of depression?
Angle measured downward from horizontal
From which line are angles of elevation and depression always measured?
From which line are angles of elevation and depression always measured?
Horizontal reference line
What is the relationship between angle of elevation and angle of depression in the same situation?
What is the relationship between angle of elevation and angle of depression in the same situation?
They are equal to each other
Why are angles of elevation and depression equal in the same situation?
Why are angles of elevation and depression equal in the same situation?
They form alternate angles
Which trig ratio is useful when you have opposite and adjacent sides?
Which trig ratio is useful when you have opposite and adjacent sides?
Tangent
Which trig ratio finds straight-line distance when you have opposite side and need hypotenuse?
Which trig ratio finds straight-line distance when you have opposite side and need hypotenuse?
Sine
If angle of elevation is and horizontal distance is km, height is what?
If angle of elevation is and horizontal distance is km, height is what?
From m cliff, angle of depression . Which equation finds horizontal distance ?
From m cliff, angle of depression . Which equation finds horizontal distance ?
When should you round your answer in angle of elevation/depression problems?
When should you round your answer in angle of elevation/depression problems?
Only at the final step