Angle of Elevation and Trigonometry

The video tutorial explains how to solve a problem involving the angle of elevation to a mountain peak. The teacher guides students through setting up a triangle, calculating the angle using trigonometry, and discusses real-life applications of these concepts. The session concludes with homework instructions and class interaction.

What is the observer's eye level above the ground?

• 1.5 meters

• 2 meters

• 1 meter

• 1.8 meters

How far is the observer from the mountain?

• 160 meters

• 150 meters

• 165 meters

• 155 meters

What is the total height of the mountain?

• 360 meters

• 365 meters

• 355 meters

• 350 meters

What is the height difference between the mountain peak and the observer's eye level?

• 348.5 meters

• 349 meters

• 348 meters

• 347.5 meters

Which trigonometric function is used to find the angle of elevation?

• Tangent

• Cosine

• Secant

• Sine

What is the formula for tangent in terms of opposite and adjacent sides?

• Tangent = Opposite / Hypotenuse

• Tangent = Adjacent / Opposite

• Tangent = Opposite / Adjacent

• Tangent = Hypotenuse / Adjacent

What is the calculated angle of elevation to the nearest degree?

• 68 degrees

• 66 degrees

• 67 degrees

• 65 degrees

Why is it important to know the angle of elevation in hunting with a bow and arrow?

• To measure the height of the target

• To calculate the distance to the target

• To find the weight of the arrow

• To determine the speed of the arrow

How does a sight in golf help players?

• By measuring the wind speed

• By calculating the distance to the hole

• By determining the slope of the ground

• By measuring the temperature

What is the homework assignment given at the end of the class?

• Page 100, 1-5

• Page 105, 1-8

• Page 110, 1-10

• Page 115, 1-12