## samtab Group Title my qustion is on the bottom please help me!!! one year ago one year ago

1. thinker1 Group Title

hy dont u copuy it here

2. samtab Group Title

|dw:1353100700079:dw|

3. samtab Group Title

4. thinker1 Group Title

apply pythagorus

5. samtab Group Title

what i dont get it?

6. thinker1 Group Title

|dw:1353101226448:dw|

7. graydarl Group Title

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. bookworm00981 Group Title

oh, thanks

9. thinker1 Group Title

@samtab did u understand

10. samtab Group Title

ok so it is 2.5?

11. thinker1 Group Title

it is 2sqroot5=4.472

12. samtab Group Title

how would u rwrite that

13. graydarl Group Title

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

14. graydarl Group Title

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

15. graydarl Group Title

this is the theorem illustrated in the attachement