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Indirect Measurement 5-10

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Presentation on theme: "Indirect Measurement 5-10"— Presentation transcript:

1 Indirect Measurement 5-10

2 Indirect Measurement Use properties of similar triangles to find measurements that are difficult to measure directly.

3 1. Write a proportion and solve for the missing measurement.

4 2. Write a proportion and solve for the missing measurement
The city of Hutchinson plans to build a bridge over the narrowest part of Stillwater River. Find the distance across this part of the river.

5 3. Write a proportion and solve for the missing side

6 4. Write a proportion and solve for the missing side
When Peter stands in front of a 27-foot tree in front of his apartment building he can barely see the very top of the building over the tree. How tall is his apartment building?

7 5. Write a proportion and solve for the missing side

8 6. Write a proportion and solve for the missing side

9 7. Write a proportion and solve for the missing side

10 8. Write a proportion and solve for the missing side

11 9. Write a proportion and solve for the missing side

12 10. Write a proportion and solve for the missing measurement
FLAGPOLE Lena is 5 ½ feet tall and casts an 8-foot shadow. At the same time, a flagpole casts a 48-foot shadow. How tall is the flagpole?

13 Homework Page 240 (3-8, 10-14) all


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