Herons formula

Which option is INCORRECT ?

Heron's Formula is used to find the area of triangle when

• Three sides are given

• Two sides & perimeter is given

• Height is given

• Two sides & semi perimeter is given

Tags

CCSS.6.G.A.1

If the area of an equilateral triangle is 16√3 cm², then the perimeter of the triangle is

• 48 cm

• 24cm

• 12cm

• 36cm

Tags

CCSS.6.G.A.1

What is the semi-perimeter?

• 1/2 of the actual perimeter

• A circular object rotated 90 degrees on its axis

• Product of all side

• The distance around a semi track multiplied by the square root of the perimeter

Let a,b,c are the sides of a triangle.Then Semi perimeter S is

• a + b + c

• abc

Which of the following is Heron's Formula for finding area of triangle

Tags

CCSS.HSG.GPE.B.7