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3. Trigonometry: Solving using right- angle triangles pg. 278, Example 4 A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°. From the base, the angle of elevation is 33.4°. How high is the tower? How far is it from the building?

3. Trigonometry: Solving using right-angle triangles

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3. Trigonometry: Solving using right-angle triangles. pg. 278, Example 4 A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2 ° . From the base, the angle of elevation is 33.4 ° . How high is the tower? How far is it from the building?. - PowerPoint PPT Presentation

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Page 1: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 2: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 3: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 4: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 5: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 6: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 7: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 8: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

Page 9: 3. Trigonometry: Solving using right-angle triangles

3. Trigonometry: Solving using right-angle triangles

pg. 278, Example 4

A 70m tall building is near a tower. From the roof, the angle of elevation is 11.2°.

From the base, the angle of elevation is 33.4°. How high is the tower? How far is it

from the building?

The tower is about 100m tall and 151.7m from the building.

Finally!!!

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5. Homework

pg. 280 #8, 9, 12, 14, 15