Answer:
412^10
Step-by-step explanation:
^^^^^^^^^^^^^^^^^
Answer:
The circumference is 62.8 cm.
Step-by-step explanation:
To find the circumference, use 3.14 * 20 = 62.8
Just set it equal to zero and solve using the quadratic equation.
Answer
$36
Step-by-step explanation:
You multiply 0.8 by 20 since 0.8 is also 80% and you get 16. Since you want 80% more than 20 you add together to get $36. Hope it helped!