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08-12-2021
Mathematics

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a shape is made of 12 right triangles of equal size each right triangle has a base of 4 cm and a height of 5 cm what is the total area in square centimeter of the shape

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08-12-2021

Answer:

Step-by-step explanation:

The area of a triangle is equal to half the product of its length (L) because of its height (h).

The base of the triangles is

The height of the triangles is

Then the area of one of the triangles is:

The figure is formed by 12 equal triangles, then the area of the figure is:

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