140°
Pentagons add up to 540° so if you add all the degrees you get 400° and if subtracted from 540° you get 140°
Answer:
20
Step-by-step explanation:
There are 20 ways to select 3 cups from the 6 cups.
This can be calculated using formula nCr
Where,
n = objects
r = sample
Calculating 6C3 using calculator that is 20.
Answer:
dont know
Step-by-step explanation:
Answer:
No, he incorrectly rounded 1.25 to 2
Step-by-step explanation:
hope this helps :)