Heron's formula and its applications I. Maths TNSB Mentoring, Class 9: lessons, tests, tasks.

1.	Area of a triangle - Heron's formula
2.	Area of an equilateral triangle

1.	TBQ - Area of equilateral triangle Difficulty: easy	1
2.	Find the correct answer Difficulty: easy	2
3.	Find the area of the triangle Difficulty: medium	2
4.	Calculate the area Difficulty: medium	5
5.	Area of the pizza Difficulty: medium	5
6.	Find the area of each colour cloth Difficulty: medium	5
7.	Calculate the area of an isosceles triangle Difficulty: hard	5

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Methodical recommendation

Heron's formula and its applications I