Question

which is the best formula to find perimeter and area of triangle ​

Answer 1

Answer:

Perimeter of a Triangle = a+b+c

Here a, b, c signifies the 3 sides of the triangle

Area of a Triangle = $\frac{b+h}{2}$

Here 'b' signifies Breadth and 'h' signifies Height.

HOPE IT HELPS,

PLZ MARK AS BRAINLIEST

Answer 2

Perimeter of triangle - sum of 3 sides

Area of triangle

When base and height are given -$\frac{1}{2} \times base \times height$

When 3 sides are given-(a,b,c are sides of triangle)

semi perimeter (s) = $\frac{a + b + c}{2}$

Area = $\sqrt{s(s - a)(s -b )( s-c )}$