carmynbadger
carmynbadger
19-05-2017
Mathematics
contestada
what is the value of x?
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mreijepatmat
mreijepatmat
19-05-2017
THIS IS A RIGHT & isosceles triangle: A = 90. B = 45 THEN ANGLE C =45
THEN AB = AC = 4√2
APPLY PYTHAGORAS: BC² =AB² + AC²
===> X² = (4√2)² + (4√2)² ==>16.2 +16.2 = 64
X² 64 & X =√64 ==> X = 8
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