what is the diagonal of a square if it's side is 5.5 cm.
Anonymous:
Dear, mark my ans as brainlist
Answers
Answered by
3
Heya
______________________________
Let the diagonal of square be d
USING PYTHAGORAS THEOREM
=>
d² = ( 5.5 )² + ( 5.5 )²
=>
d² = 2 × 30.25
=>
d = √(60.5)
=>
d = 7.78cm OR d = -7.78cm
d = -7.78cm Will be rejected becoz length can't be -ive
______________________________
Let the diagonal of square be d
USING PYTHAGORAS THEOREM
=>
d² = ( 5.5 )² + ( 5.5 )²
=>
d² = 2 × 30.25
=>
d = √(60.5)
=>
d = 7.78cm OR d = -7.78cm
d = -7.78cm Will be rejected becoz length can't be -ive
thanks yours is correct
wlcm
Answered by
3
5.5×5.5=30.25
5.5×root 2
is the answer
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