Answer:
68-x
Step-by-step explanation:
71-x-3=71-3-x=68-x
USING PYTHAGORAS THEORAM,
x²+3²= 5²
x²+9= 25
x²= 25-9 = 16
x= √16
x= 4
OPTION D
x = 4
In
Hence, by basic proportionality theorem:
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