Solution:
Given:
A circle with the sector details;

The area of a sector is given by;

Therefore, the area of the sector is;
The cake could've been cut into 6 equal pieces instead of eight so everyone could have one slice each
hope this helps :)
Answer:
no on no no no no no
Step-by-step explanation:
no
The equation for this would be 0.2x=3. Divide each side by 0.2 and you should get 15. That is the original price of the mirror.