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Mathematics 13 Online
Katy:

g

silvernight269:

Did they give you the area of the triangle?

silvernight269:

Cus fi so this can be solved by the cos, sin, tan equations.

silvernight269:

so i am guessing thats the area of the triangle

silvernight269:

its not telling specifically. We can only assume its the area of the triangle since 15x9.4=141km^2

silvernight269:

That would volume if it was to figure out the whole figure. i see it as a 3D shape. so.

silvernight269:

I might be wrong on this but you can use the tan equation.

silvernight269:

opposite over adjacent.

silvernight269:

Tan (90) = opposite/adjacent

TheSmartOne:

It's not that complicated... Area = base * height Area is given of the parallelogram Base is 9.4

TheSmartOne:

Solve for height

silvernight269:

so i was wrong.

TheSmartOne:

the dashed lines aren't part of the figure and we don't have any angles or more side lengths to have to use trig in this |dw:1588693667235:dw| Maybe this will help you see better why they usually use the dashed lines and make that triangle And why the formula is just base times height

TheSmartOne:

yes, so solve for height Area = height * base

TheSmartOne:

yes.....

Katy:

9?

TheSmartOne:

Yes

TheSmartOne:

I have to go take my final now, make a new post and someone else should be able to help you

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