Triangle. Mathematics CBSE, Class 7: lessons, tests, tasks.

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1.	Introduction to triangle
2.	Area, perimeter of triangle
3.	Types of triangle

1.	Choose the correct formula and properties Difficulty: easy	2
2.	Find out the area of triangle Difficulty: easy	1
3.	Determine the perimeter of a triangle using equal lengths Difficulty: easy	2
4.	Calculate an area of an isosceles triangle Difficulty: easy	2
5.	Determine a perimeter of the isosceles triangle Difficulty: easy	2
6.	Determine the perimeter of equilateral triangle Difficulty: easy	2
7.	Evaluate area of equilateral Triangle Difficulty: easy	2
8.	Evaluate the perimeter of triangle using different lengths Difficulty: medium	2
9.	Find out the base using area and height Difficulty: medium	1
10.	Evaluate an other side of right angle triangle Difficulty: medium	3
11.	Evaluate the height using area and base Difficulty: medium	1
12.	Find out the area and height of triangle Difficulty: medium	4
13.	Evaluate the base using area and height in isosceles triangle Difficulty: medium	4
14.	Evaluate an hypotenuse of right angle triangle Difficulty: hard	3
15.	Find area and length using isosceles triangle Difficulty: hard	5
16.	Find the cost, area of triangular place Difficulty: hard	2
17.	Find out the cost and height using area and base Difficulty: hard	4

1.

Training test

Difficulty: medium

6

1.

Methodical recommendation

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