1. anonymous

hy dont u copuy it here

2. anonymous

|dw:1353100700079:dw|

3. anonymous

4. anonymous

apply pythagorus

5. anonymous

what i dont get it?

6. anonymous

|dw:1353101226448:dw|

7. anonymous

pitagora means that the square value of the line from the top of the tree to the ground equals the sqare value of the height of the tree plus the square value of the line from the bottom of the tree

8. anonymous

oh, thanks

9. anonymous

@samtab did u understand

10. anonymous

ok so it is 2.5?

11. anonymous

it is 2sqroot5=4.472

12. anonymous

how would u rwrite that

13. anonymous

$6^{2}=4^{2}+h ^{2}$ so $h ^{2}= 36-16=20$ so $h = \sqrt{20}=\sqrt{2^{2}*5}=2\sqrt{5}=4.4721$

14. anonymous

http://ncalculators.com/images/pythagoras-theorem.gif this is the pythagora theorem and this is used to solve this problem

15. anonymous

this is the theorem illustrated in the attachement

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