42. If two perpendicular sides of a right-angled triangle are 5 cm and 12 cm, its perimeter is :
(A) 13 cm (B) 17 cm (C) 27 cm (D) 30 cm
correct answer = brainlist
wrong answer = 20 reports
write step by step explanation
Answers
Answered by
3
Answer:
22 cm
Step-by-step explanation:
let the ∆be ∆abc.
2 sides of a perpendicular ∆= 5cm and 12 cm
therefore, generally the longest side is base
therefore, here 12 is big than 5
so, 12 cm is the measurement of base= bc= 12 cm
therefore, ab= 5cm
so by this the other side of triangle should be 5 too
by this 5+5+12= 10+12=22
=22 cm is the correct ans. for this
but you've given the different options
I hope it's helpful for you
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