Herons's formula

The perimeter of a rhombus is 52 cm. If its one diagonal is 10 cm, find using Heron's formula the area of rhombus.

Discussion OF Ex-12.2 and Examples ||Application OF Heron formula||ProOF OF area OF rhombus=1/2d1d2||Area OF trapezium=1/2(sum OF parallel sides)(distance between parallel sides) || Area OF quadrilateral using Heron's formula

The perimeter of an isosceles triangle is 30cm and each of the equal sides measures 12cm. Find the area of the triangle by using Heron's formula.

Discussion OF Exemplar Question and Exercise-12.1||Heron's formula||If side OF triangle is lemda square times OF old triangle||Area OF Equilateral ||Isosceles and Right angle triangle

A traffic signal board, indicating 'SCHOOL AHEAD' , is an equilateral triangle with side a. Find the area of the signal board, using Heron's formula. If its perimeter is 180 cm, what will be the area of the signal board?

Heron's Formula|Questions|OMR

OMR|Heron's Formula|Questions

using heron's formula,find the area of a triangle whose sides are 18cm,24cm and 30cm

If perimeter of a triangle is x cm and its sides are p,q and r cm. what will be the area of triangle ? Use the heron's formula.

Perimeter|Area |Area Of Triangle|Area Of Triangle - By Heron's Formula|Practice Problem|NCERT Example|OMR