Find the area of a regular octagon with a side length of 10cm

Steps:

Shape: Regular octagon

Solved for area

Side= 10cm

Formula: A=2(1√+2)a2

Round to the nearest tenth = 482.8

Description:

Using the formula for the area of Regular octagon ( A=2(1√+2)a2) We have to calculate the side length that is 10 cm. Your answer will equal as A≈482.84cm² after you calculate. Since it says to round to the nearest tenth your answer will come as 482.8.

A≈482.84cm²

Round to the nearest tenth = 482.8

Please mark brainliest

Hope this helps.

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step-by-step explanation:

answer: i believe its b. if you sound out the sentences that sounds wrong.