optimisiticlana optimisiticlana

18-07-2020
Mathematics

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Use Heron's Formula to find the area of triangle ABC. Round your answer to the nearest whole number.

A. 227
B. 63
C. 396
D. 182

Use Herons Formula to find the area of triangle ABC Round your answer to the nearest whole number A 227 B 63 C 396 D 182 class=

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louiscera louiscera

18-07-2020

Step-by-step explanation:

use herons formula

√s(s-a)(s-b)(s-c)

where s is the semi perimeter

S=20

and a,b,c are sides of triangle

=√20(20-17)(20-9)(20-14)

=√20.3.11.6

=62.92

nearest whole number is 63

option B is correct

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