Answer :

so  hmmm check the picture below, those are the ratios for a 30-60-90 triangle

so.. since the hypotenuse is 11, then 2x = 11.. .so you can see what "x" is.

surely you can find the other two sides, just use the "x" value

the perimeter is all 3 sides added together

${teks-lihat-gambar} jdoe0001

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