2. Scale Drawings Geometry

3. Draw the sketches illustrated in order to find the heights in the following exercise The angle of elevation to the top of the tree is 30 o. Use a scale of 1 cm to 10 m to make a scale drawing. What is the height of the tree? Angle of Elevation 30 o 80 m

4. Draw the sketches illustrated in order to find the heights in the following exercise Use a scale drawing to find the height of the signpost, shown below. The angle of elevation is 39 o and the scale is 1 cm to 1 m. 5 m

5. Draw the sketches illustrated in order to find the heights in the following exercise If the angle of elevation is 15 o, what should be the height of the town house? Use a scale of 1 cm to 5 m for a scale drawing. 15 o ? 45 m

6. David sees the traffic light hanging above the road at an angle of elevation of 15 o. David is 15 m away from the traffic light. Use a scale of 1 cm to 3 m for a scale drawing. Find the height of the traffic light, but remember to add the height at which David is seating on the car. Draw the sketches illustrated in order to find the heights in the following exercise 15 o 1 m ? 15 m

7. The parachutist’s altimeter has failed. They know that they are approximately 600 m horizontally away from the landing area. The angle of depression at which they can see the landing area is approximately 59 o. Quickly workout the height before they hit the ground. Use a scale of 1 cm to 100 m for a scale drawing. Draw the sketches illustrated in order to find the heights in the following exercise 59 o 600 m ? Angle of Depression

8. Use scale drawing to find the height of the bow of the boat shown below. The scale to use should be of 1 cm to 10 m. Draw the sketches illustrated in order to find the heights in the following exercise

9. Calculate the height of the cliff below when the distance between it and the boat is 400 m. The angle of depression is 45 o. Choose a suitable scale for the scale drawing. Draw the sketches illustrated in order to find the heights in the following exercise 400 m 45 o ?

10. From a point on the ground 300 m from the base of the Empire State Building, the angle of elevation to the top of the building is 40 o. Find the height of the Empire State Building. Choose a suitable scale for the scale drawing. Draw the sketches illustrated in order to find the heights in the following exercise 300 m

11. The tourist is admiring the leaning tower of Pizza in Italy. He is approximately 20 m away from the tower. If he looks at the top of the tower the angle of elevation is 17 o. How tall is the tower? Choose a suitable scale for the scale drawing. Draw the sketches illustrated in order to find the heights in the following exercise 17 o ? 20 m