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Mateus Felipe Gonçalves edited this page Oct 23, 2020 · 2 revisions

A = (B.h)/2

Area equals base multiplied by height divided by 2

letter value
A Area
B Base
h Height

Semi-perimeter formula

When you have the size of all sides of the triangle

p=(a+b+c)/2

Semi-perimeter is equal to the sum of the sides divided by 2

letter value
p Semi-perimeter
a Side A
b Side b
c Side c

A = √(p.(p-a).(p-b).(p-c))

Area equals the square root multiplied by the difference in the semi-perimeter with side a, multiplied by the difference in the semi-perimeter with side a, multiplied by the difference in the semi-perimeter with side c

letter value
A Area
p Semi-perimeter
a Side A
b Side b
c Side c

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