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I need the value of A
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22 votes
I need the value of A

I need the value of A-example-1
User Laron
by
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1 Answer

6 votes
Since it’s equilateral and all triangles add up to 180 degrees
3(3a-9)=180
3a-9=60
3a=51
a=17
So the value of A is 17 degrees
User Khalil Laleh
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3.4k points
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