Answer:
20 blocks per pound
Step-by-step explanation:
We can see the line of best fit goes through the points (0, 0) and (5, 100). WE will use these to find the slope:

Using our points,

This makes the slope 20 blocks per pound.
Answer: No, the triangles are not similar. They aren't even triangles.
Step-by-step explanation: A is a diamond, which cannot be considered a triangle until it is split in half. 8 and 9 would be a triangle if the diamond wouldn't have been there. B and C is a parallelogram.
Answer:
Step-by-step explanation:
22
Answer:
2
Step-by-step explanation:
substitute n=1 and n=3 in the given equation
1 st term is (1)^2-1-2 = 1 -1 -2 = -2
3rd term is (3)^2-3-2 = 9-3-2=4
sum of 1st and 3rd term is -2 + 4 = 2