Answer:If it has 4 equal sides
If the angles are 90°
Hope this may helps you
Answer:

Step-by-step explanation:
Given
--- probability of scoring
Required
Probability that his first miss is his 6th shot
Let q represent the event that he did not score.
Using complement rule:

The event that his first miss is his 6th is represented as:
p p p p p q ---- That he scoress the first 5 attempts
So, the probability is:


The answer is 4^3 and I believe that this is right