Answer:
B
Step-by-step explanation:
Answer:
Step-by-step explanation:
A regular quadrilateral has 4 congruent sides and 4 angles
- False. A regular quadrilateral has 4 angles- this bit is correct. But the bit about 4 congruent sides is not true, they could be different
(2,72) and (5,180) are the two correct choices
Answer:

And for this case we want to find the probability density function and we know that is given by:

Step-by-step explanation:
Let X the random variable who represent the length of time it takes students to complete a statistics examination. And the distribution for x is given by:

And for this case we want to find the probability density function and we know that is given by:
