FinnG17770 FinnG17770

28-10-2022
Mathematics

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What is the area of this regular octagon that has been divided into eight congruent triangles?A)90 cm2B)360 cm2C)45 cm2D)180 cm2

What is the area of this regular octagon that has been divided into eight congruent trianglesA90 cm2B360 cm2C45 cm2D180 cm2 class=

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MarleaW423186 MarleaW423186

28-10-2022

Given:

One octagon is given

Required:

To calculate the area of regular octagon

Explanation:

Since we have been divided regular octagon into eight congruent triangles

so firstly we calculate area of triangle with base 5 cm and height 9 cm and then gonna multiply this 8 times to calculate the total area

In the first step we are calculating the area of triangle

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