Monday, February 13, 2012

Lance's Texbook Scribe Post (4,10,15) Pythagorean

4) Estimate the square root of each number, to one decimal. Check with a calculator.
a) 72 b) 103 c) 55




















10. Kai uses an entire can of paint on a square backdrop for the school play. The label on the can states that one can cover 27 m² of wall surface. Estimate the backdrop's side length, to one decimal place.
.
5x5=25 and 6x6=36 so it should be between the numbers 5 and 6. 
5.2x5.2=27.04 then it move it up into one decimal place which is 5.3

15. Order the following numbers from least to greatest: 7, square root of 46, 5.8, square root of 27, and 6.3. 
 5.1, 5.8, 6.3, 6.7, 7




1) Answer in a short paragraph with diagrams












































2. Solve for the missing side length.
























3. Is this a right triangle? Prove it!!!














This is not a right triangle because 100 cm does not equal 121 cm















This link will help you understand Pythagorean Relationship even more 

http://staff.argyll.epsb.ca/jreed/math8/strand3/3201.htm

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