Register

Find the area of a regular octagon with a side length of 12 cm. Round to the nearest tenth. 12 cm [ ? ] cm2

Find the area of a regular octagon with a side length of 12 cm. Round to the nearest tenth. 12 cm [ ? ] cm2
139k views
4 votes
Find the area of a regular octagon with

a side length of 12 cm. Round to the
nearest tenth.
12 cm
[ ? ] cm2

User Chris Weber
by
7.9k points

2 Answers

3 votes
I believe the answe is A
User Peter DeGlopper
by
7.9k points
2 votes

Answer:

A= 695.3cm²

Explanation:

  • We khow that the area of anctagon is : A= 2(1+
    √(2))*a² with a the side
  • so A= 2(1+√2)*a² = 695.29= 695.3 cm²

User Qylin
by
8.3k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Link Copied!