D: because if you take 9.50-7.50=2 you would get p=price or the price of the pen.
Hope I helped=)
Answer:
Perimeter or for a circle the circumfernce.
Step-by-step explanation:
C = πd or C = 2π r
= (3.14) 7 inches
= 21.99 inches okay 22 inches
Start at 5 on the y axis then go down four and over 1
D=8.7 ⇒ R=4.35
V=4/3*π*R³
V=4/3*π*4.35³= 1.33*3.14*82.3128=343,75 <span>yards</span>³
