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The figure shown is a regular pentagon. What is the value of p?
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There's the pic
firstly the size of one interior angle will be 108degrees
3p=180-108 3p=72 p=24
So wait... how did you get 108?
180(n-2)/n use this
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180(5-2)/5 =108 for each interior angle the other formula 180(n-2) is used to find out the sum of interior angles whereas this one is used to find the size of one interior angle
i think i get it... thanks 4 explaining it :)
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