Tuesday, April 17, 2007

Amrit's Measurement Growing Post

Question 1: What is the Pythagorean Theorem? You should use words, pictures, symbols and numerical examples. (10 Marks)
Pythagorean Theorem is way to figure out the lenght for the hypotenuse (c). The first step is a squared + b squared =c squared. The next step is to put in the value for a squared and b squared. Then you find the value for the squared letters. After that you add them together and find the square root. center;width:280px;display:block;">



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Question 2: How do you find the surface area of a right rectangular prism? You should use words, pictures, symbols and numerical examples.(10 Marks)
The formula to find the surface area of a rectangular prism is 2(l x h)+ 2(h x w)+ 2(l x w). The reason we multiply by two, is because there are two lenghts, two heights, and two widths.




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Question 3: How do you find the surface area of a right cylinder? You should use words, pictures, symbols and numerical examples. (10 Marks)

A right cylinder is a three dimensional figure that has parallel lines (height) with circles for bases that are congruent.

The formula for finding the surface area is 2(πr2+π rh).
SA= 2(3.14)10squared + (3.14)(10)(30)
SA= 6.28 (100)+(6.28)(300)
SA=25.12


Question 4: What is a polygon and how do we classify one? (10 Marks)
A polygon is a closed 2 dimensional figure that has atleast 3 straight lines. An irregular polygon is one that has different side lengths or angles. A regular polygon is a polygon that has all of the sides the same length, and all of the same angles.

To make the pictures more clear, just click on them and should open up bigger.







2 comments:

i like computer games said...

There is good pictures.Awsome job.

Bigbird said...

hey Armpit, nice blog. you used good........ shapes and......stuff

just kidding, seriosly, good blog