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Mathematics 16 Online
OpenStudy (anonymous):

jorge plans tp paint a beroom wall that is shaped like a trapezoid.the bottom edge of the wall is 22.5 feet long and the top edge of the wall is 9.5 feet long if the wal is 8 feet ,wha is the aera of the wall.

OpenStudy (anonymous):

area of trapezoid = 1/2 (base1+base2)*h

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

hi is anyone here

OpenStudy (anonymous):

Okay, so what we need to find is the AREA of the trapezoid. brusmack is right about how to find it: the formula is.... 1/2 (base1 + base2) * height If you read the problem, you'll see that it already tells us the measurements for all three things: Base 1, Base 2, and Height. Can you give me the numbers for those three things?

OpenStudy (anonymous):

its the numbers in the paragraph

OpenStudy (anonymous):

Here, let me draw a picture of a trapezoid for you, with the labeled parts. I'm just asking for the numbers. |dw:1361900657801:dw|

OpenStudy (anonymous):

@yunus Thank you. If you care to read, you'll see that I'm trying to help our friend emma_beiber through this question, so that she can arrive at the answer on her own.

OpenStudy (anonymous):

well @InYourHead he doesn't speak hardly engligh

OpenStudy (anonymous):

well read it

OpenStudy (anonymous):

he doesn't hardly understand cause its hard to read it

OpenStudy (anonymous):

Alright, let me point it out for you: The paragraph tells us that the BOTTOM edge is .... (22.5 feet). That's BASE 2 The paragraph also tells us that the TOP edge is....(9.5 feet). That's BASE 1. The paragraph also tells us that the HEIGHT is (8 feet). Can you see all those numbers in the paragraph now? ~~~~~~~~~~~ So, we have everything we need. We need to use the formula. 1/2 (9.5 + 22.5) * 8 Which is..... 1/2 (32) * 8 You could solve it from there, yes? 1/2 of 32 is 16. 16 times 8 = 128. 128 feet SQUARED. Yes?

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