Math, asked by ajaykarmakarsbg, 1 month ago

5/ एक त्रिभुज की भुजाएँ 15 m, 11 m और 6m हैं तो त्रिभुज
का क्षेत्रफल है-​

Answers

Answered by Trisha2316
1

Step-by-step explanation:

length = 15m

breadth = 11m

height = 6m

semi -perimeter = 15+11+6/2

= 32/2

= 16m

area = √s(s-a) (s-b) (s-c)

= √16(16-15)(16-11)(16-6)

= √ 16×1×5×10

= √ 4×4×5×5×2

= 4×5√2

= 20√2 m²

Hope it helps please mark brainliest

Answered by rkcomp31
0

Answer:

अतः त्रिभुज का क्षेत्रफल =√300=10√3 cm²

Step-by-step explanation:

त्रिभुज की भुजाएँ a=15,b=11 and c=6

अतः=(15+11+6)/2=32/2=16

क्षेत्रफल  S = √s(s-a)as-b)(s-a)

=√6*(16-15)(16-11)(16-6)

=√6*1*5*10

अतः त्रिभुज का क्षेत्रफल =√300=10√3 cm²

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