B
To find the area you multiply width times height, here for the bigger rectangle, to find the area you multiply 7*6 and then add that with 6 * x because those are the width and height of the smaller rectangle.
Second part
I believe that Wiliam chose C because he accidentally thought that adding everything was correct. He added 7+6 to get 13 for the bigger rectangle and then for the smaller rectangle decided that to find the area you would add 6 and x.
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:
200 seeds
Step-by-step explanation:
If 2/3 of the seeds sprouted, then (1-2/3) 1/3 of the seeds did not sprout.
1/3 * 600 = 600/3 = 200
200 seeds did not sprout
Answer:
.357
Step-by-step explanation: