Answer:
Not valid: DF is perpendicular to EG (2nd)
Step-by-step explanation:
Not all parallelograms whose opposite sides are parallel is a rhombus. A rhombus's special characteristic is that their diagonals are perpendicular to each other.
Answer:
62.5%
Step-by-step explanation:
Total number of people at the concert = 10000
Number of adults = 6250
Percentage of adults = number of adults/ total number of people at the concert x 100%
That’s
6250/10000 x 100%
0.625 x 100%
62.5%
62.5% of the people at the concert are adults
SOLUTION:
A normal distribution would model this situation because the distribution is approximately symmetrical, thus the mean, median and mode are approximately the same and the population size is large ( greater than 30).
I got 6 and -7 when I did this problem, maybe you made a mistake or maybe I did. But you are on the right track
