Answer:
j:5j/2+5=45 Or j=16 how you put it was a little confusing
hope this answer helps you dear...take care!
5 x 4 +1 =21
21 x 4 +1 = 85
85 x 4 + 1 = 341
If it has a diameter of 10, divide it by 2 to get Radius (5) because Area = πr²
Then you do r * π *r which would be 78.5. so C is your answer.
Step-by-step explanation:
