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To calculate the area of a triangle, multiply the height by the width (this is also known as the 'base') then divide by 2. Can you find the area of a triangle where height = 5 cm and width = 8...
- Area of triangles - KS3 Maths - BBC Bitesize
The area of a triangle is calculated by the formula close...
- Trigonometry - Edexcel The area of a triangle - Higher - BBC
The area of any triangle can be calculated using the...
- Area of triangles - KS3 Maths - BBC Bitesize
Learn how to find the area of a triangle using different formulas for various types of triangles, such as right, equilateral, isosceles and scalene. See examples, solved problems and properties of triangles with Byju's Maths.
Learn how to find the area of a triangle using different formulas and methods. Enter the known values of base, height, sides, angles, or Heron's formula and get the result instantly.
- 4 min
- 3.3M
- David Jia
- Using the Base and Height. Download Article 1 Find the base and height of the triangle. The base is one side of the triangle. The height is the measure of the tallest point on a triangle.
- Using Side Lengths. Download Article 1 Calculate the semiperimeter of the triangle. The semi-perimeter of a figure is equal to half its perimeter. To find the semiperimeter, first calculate the perimeter of a triangle by adding up the length of its three sides.
- Using One Side of an Equilateral Triangle. Download Article 1 Find the length of one side of the triangle. An equilateral triangle has three equal side lengths and three equal angle measurements, so if you know the length of one side, you know the length of all three sides.
- Using Trigonometry. Download Article 1 Find the length of two adjacent sides and the included angle. Adjacent sides are two sides of a triangle that meet at a vertex.
The area of a triangle is calculated by the formula close formula A fact, rule, or principle that is expressed in words or in mathematical symbols. Plural: formulae. : \( \frac{1}{2} \) ×...
Learn how to find the area of a triangle using different formulas for various types of triangles, such as equilateral, isosceles, and right triangles. See examples, diagrams, and FAQs on area of triangle.
The area of any triangle can be calculated using the formula: \ (\text {Area of a triangle} = \frac {1} {2} ab \sin {C}\) To calculate the area of any triangle the lengths...
