Question

AB=BC angle ABC =90,AC=8find AB

Answer 1

Answer:

AB = 4√2

Step-by-step explanation:

by Pythagoras thearm

AC² = AB² + BC²

AC² - BC² = AB²

8² - X² = X²  ( BECAUSE AB = BC = X)

8² = X² + X²

8² = 2X²

64 = (√2X)²

8 = √2X

X = 8/√2

X = 4√2

AB = 4√2

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