One of the answers is equilateral because all of the sides are of equal length.
The other answer is acute because all of the angles are under 90º since they are all 60º. Hope this helps!
Answer:
32760
Step-by-step explanation:
This is a permutation of 15 objects taken 4 at a time. To calculate this, we use the formula:
In our case, n is 15 and r is 4:
There are eight, if I'm understanding the question correctly. 8 is in the ten thousands place, at least
Answer:
it ix 23 then 43
Step-by-step explanation: