1 answer:
Answer:
the first or third one
Step-by-step explanation:
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Answer:
6 km
Step-by-step explanation:
You use Pythagoras
![{QN}^2 = (PN)^{2}+(PQ)^{2} \\PQ = \sqrt{(QN)^{2}-(PN)^{2} }\\ PQ = 6 km](https://tex.z-dn.net/?f=%7BQN%7D%5E2%20%3D%20%28PN%29%5E%7B2%7D%2B%28PQ%29%5E%7B2%7D%20%5C%5CPQ%20%3D%20%5Csqrt%7B%28QN%29%5E%7B2%7D-%28PN%29%5E%7B2%7D%20%20%7D%5C%5C%20PQ%20%3D%206%20km)
Answer: b865e95e
Step-by-step explanation:
Answer:
3rd integer:n+2
Step-by-step explanation:
We will have to use proportions:
![\frac{42.9}{253.1} = \frac{6.2}{x}](https://tex.z-dn.net/?f=%20%5Cfrac%7B42.9%7D%7B253.1%7D%20%20%3D%20%20%5Cfrac%7B6.2%7D%7Bx%7D%20)
Cross multiplying we get
![42.9x = 6.2 \times 253.1](https://tex.z-dn.net/?f=42.9x%20%3D%206.2%20%5Ctimes%20253.1)
Now divide:
![x = \frac{6.2 \times 253.1}{42.9}](https://tex.z-dn.net/?f=x%20%3D%20%20%5Cfrac%7B6.2%20%5Ctimes%20253.1%7D%7B42.9%7D%20)
Solve to tenths place we get
![x = 36.6](https://tex.z-dn.net/?f=x%20%3D%2036.6)
The woman casts a 36.6 ft long shadow.