Answer:
19.63
Step-by-step explanation:
If the perimeter is 17.85, then it is equal to 2r+(2*3.14*r)/4. Solving this gives us r=5. Therefore, the quarter circle's area is (3.14*5^2)/4 = 19.625. Rounding this gives us 19.63
Answer:
16
Step-by-step explanation:
1/2 x (1/2)^-5
=1/2x32
=16
Multiply 18hours by 60 seconds, the answer is 2880 seconds.
A. <span>isolating the x² term and finding the square root of both sides </span>
