luisrenno
luisrenno luisrenno
  • 04-03-2020
  • Mathematics
contestada

Find the area of a regular octagon with side length 8 cm. Round your answer to the nearest square centimeter.

A. 53 cm
B. 106 cm
C. 155 cm
D. 309 cm

Respuesta :

105103 105103
  • 04-03-2020

Answer:

A≈309.02cm² Step by step

Answer Link
johnnyfrost2704
johnnyfrost2704 johnnyfrost2704
  • 04-03-2020
Here is your solution

A=2(1+2)a2=2·(1+2)·82≈309.01934cm²

So the answer to this problem is D
Answer Link

Otras preguntas

The function of the eardrum in the middle ear is to
What is the amplitude of y=1/2 sin2x
you have a standard deck of 52 cards. you pick one card and then, with out putting the first card back, you pick a second card. what is the probability that bot
How do you?...Multiply out and simplify 10(2x-1)-20x?
you have a standard deck of 52 cards. you pick one card and then, with out putting the first card back, you pick a second card. what is the probability that bot
in the number 13,407.036 there are two 3's. Explain how the values of the 3's are related.
What is the amplitude of y=1/2 sin2x
What is the least common denominator for 5/6 and 3/8. 3/4 and 6/7
Why is sodium sulphate hemihydrate called as "Plaster of Paris"?
what's another word for over thinking?