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ValentinaT
 2 years ago
Help with geometry/rational expressions?
ValentinaT
 2 years ago
Help with geometry/rational expressions?

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hea
 2 years ago
Best ResponseYou've already chosen the best response.21st step: What is the area of the rectangle?

ValentinaT
 2 years ago
Best ResponseYou've already chosen the best response.0\[\frac{ 1 }{ 6 }? \]

ValentinaT
 2 years ago
Best ResponseYou've already chosen the best response.0If you cut the triangle in half, and then stack it on top of the other, and divide up the rectangle, it could be \[\frac{ 1 }{ 6 }\]

hea
 2 years ago
Best ResponseYou've already chosen the best response.2I'm just asking for the total area of the rectangle for now. The sides of the rectangle are x and x+2. So what is the area?

hea
 2 years ago
Best ResponseYou've already chosen the best response.2Great, now we try to find the area of the triangle. Any ideas?

ValentinaT
 2 years ago
Best ResponseYou've already chosen the best response.0(Two times x divided by two.)

hea
 2 years ago
Best ResponseYou've already chosen the best response.2Well that happens to be the area of the total triangle which is great! So now to get the fraction we can write\[{areaOfTriangle\over TotalArea}\]

hea
 2 years ago
Best ResponseYou've already chosen the best response.2\[{x\over(x)(x+2)}\]x's cancel.

hea
 2 years ago
Best ResponseYou've already chosen the best response.2Does that make sense? Did you understand?

ValentinaT
 2 years ago
Best ResponseYou've already chosen the best response.0I think I might. dw:1367591373451:dw

ValentinaT
 2 years ago
Best ResponseYou've already chosen the best response.0The fraction for the triangle is \[\frac{ 1 }{ x + 2 }\] Yes?

hea
 2 years ago
Best ResponseYou've already chosen the best response.2That is the answer to the question, yes

ValentinaT
 2 years ago
Best ResponseYou've already chosen the best response.0For the fraction of the rectangle shaded?
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