PetricevicE01
Answered

Westonci.ca is the best place to get answers to your questions, provided by a community of experienced and knowledgeable experts. Discover comprehensive solutions to your questions from a wide network of experts on our user-friendly platform. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

The diameter of this compact disc is 11.8cm. The hole in the middle has a area of 1.54cm2. What is the area of the plastic in this disc?

Sagot :

Since3122015
[tex]A=A_{disc}-A_{hole}\\A=\pi r^2-(1.54)\\A=\pi(5.9)^2-1.54\\A=34.81\pi -1.54\\A=109.358840271-1.54\\A=107.818840271[/tex]

Area = 107.82 square inches.
We hope this information was helpful. Feel free to return anytime for more answers to your questions and concerns. We hope you found what you were looking for. Feel free to revisit us for more answers and updated information. Westonci.ca is your go-to source for reliable answers. Return soon for more expert insights.