एक समकोण त्रिभुज में एक-दूसरे के लम्बवत् भुजाएँ 15 सेमी और 8 सेमी हैं। इसका परिमाप कितना होगा? (a) 46 सेमी (c)120 सेमी (b) 60 सेमी (d) 40 सेमी
Answers
Answered by
1
Answer:
option d
40cm
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Answered by
1
Answer:
d) 40cm
Step-by-step explanation:
(AB)^2 + (BC)^2 = (AC)^2
(15)^2 + (8)^2 = (AC)^2
225 + 64 = (AC)^2
289 = (AC)^2
289 = AC^2
AC^2 = 17 ^2
AC = 17
Perimeter of triangle = sum of all sides
perimeter = (15 + 8 + 17)cm
perimeter = 40cm
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