isabellawellboovmacd isabellawellboovmacd

29-05-2018
Mathematics

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the measure of c is...?

the measure of c is class=

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mkryukova19 mkryukova19

29-05-2018

c - is a hypotenuse,
so we can use Pythagorean theorem.
c² =a² +b²
c² = 8²+12²=64 + 144 = 16*4 +16*9=16(4+9) =16*13
c²=16*13
c=√(16*13)=√16*√13=4√13
c=4√13
Answer C. 4√13

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