20 * (31/100) = 21*0.31=6.51
20.00-6.51=13.49
Caleb paid $13.49
Answer:
8 and 9
Step-by-step explanation:
8² = 64, and 9² = 81. Equivalently, √64 = 8 and √81 = 9. Since 67 is between 64 and 81, √67 must be between 8 and 9.
Answer: Cross section
Step-by-step explanation: A cross section sounds just like what it is. It’s a plane that intersects a solid figure. A cross section can happen on any solid figure.
Answer:
-222
Step-by-step explanation: