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Mathematics 9 Online
OpenStudy (anonymous):

The surface area of the prism is ______ square units. All measurements in the image below are in units. (Input whole number only.)

OpenStudy (anonymous):

OpenStudy (anonymous):

@BloomLocke367

OpenStudy (anonymous):

last one

OpenStudy (bloomlocke367):

well do you know how to find surface area?

OpenStudy (anonymous):

1/2 * h * b * w ?

OpenStudy (bloomlocke367):

no... you're thinking of volume. surface area is when you add the area of all of the sides together

OpenStudy (anonymous):

o.o LOL

OpenStudy (bloomlocke367):

do that, and let me know

OpenStudy (anonymous):

what do i suposed to multiply?

OpenStudy (anonymous):

61.5?

OpenStudy (anonymous):

the answer: 61.5?

OpenStudy (anonymous):

@BloomLocke367 ?

OpenStudy (bloomlocke367):

no.... how'd you get that? walk me through your steps and I'll tell you what you did wrong

OpenStudy (anonymous):

umm 4*3 = (12 * 2) / 2 = 12 , man let me just do it agian

OpenStudy (bloomlocke367):

did you forget there was another triangle?

OpenStudy (anonymous):

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