Yes that is true, all opposite sides would be parallel, and all the corners are 90 degrees, then yes it is true
Answer:
1/2 of an answer is zero answer.
Step-by-step explanation:
yeah :)
Answer:
C
Step-by-step explanation:
Sorry if I’m wrong but I think I’m right
Answer:
84
Step-by-step explanation:
The mean is calculated as
mean =
, then
= 21 ( multiply both sides by 4 )
sum = 84