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Mathematics 11 Online
OpenStudy (emogirlatemoooocow):

The perimeter of this shape is 73 mm. What is the length of side d?

OpenStudy (anonymous):

we need to know what shape it is

OpenStudy (emogirlatemoooocow):

OpenStudy (anonymous):

you are going to add all the sides you know and subtract from your total perimiter

OpenStudy (k_lynn):

I've got to go :( but maybe @inowalst , @sammixboo , or @sleepyjess can help you.

OpenStudy (emogirlatemoooocow):

oki

OpenStudy (anonymous):

so your answer would be...?

OpenStudy (emogirlatemoooocow):

@tylermcmullen23

OpenStudy (anonymous):

it's 14.5 mm

OpenStudy (anonymous):

it is because you subrtact the given sides from the given perimeter to get the answer

OpenStudy (emogirlatemoooocow):

oki :)

OpenStudy (anonymous):

yup :)

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