Question

18,10,14 wali bhujavo wali tribhuj ka chetrfal
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Answer 1

Step-by-step explanation:

A =√{s(s-a)(s-b)(s-c)

s = (a + b +c)/2

Given,

a = 18, b = 10, c = 14

So, s = (18 + 10 + 14) / 2 = 42/2 = 21

Now,

A = √{21(21-18)(21-10)(21-14)}

= √(21 × 3 × 11 × 7)

= √4851

= 69.645

= 69.65

Here is your answer. If you are satisfied, then mark me as BRAINLIEST.