justhereforanswers13
25.04.2020 •
Mathematics
What is the area of a regular pentagon with side length 10 ft?
And please explain how you did it!! Ty
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Ответ:
The answer is about 172.05
Step-by-step explanation:
Area Formula for a Pentagon:
A=
![\sqrt{5(5+2\sqrt[]{5 } )](/tpl/images/0627/2887/5c224.png)
A=
![\sqrt{5(5+2\sqrt[]{5 } )](/tpl/images/0627/2887/5c224.png)
(10ft)^2
A= 172. 05
Ответ:
answer:
in the area formula, there are two dimensions that are multiplied, base and height. so, the units are also multiplied. inches times inches is inches squared. also, area is a measurement that counts how many squares fit inside of a shape, so it makes sense that the units are described as squared.
step-by-step explanation: