Answer:
19 sides
Step-by-step explanation:
Sum of angles of n-side polygon = 180 *(n - 2)
180 *(n -2) = 3060
Divide both sides by 180
n- 2 = 3060/180
n - 2 = 17
n = 17+2
n = 19
X=30 400+50 equals 450 so 450 divided by 15 is 30 reverse the operation
The matching forms of the numbers are as represented below upon evaluation;
- -(-75) = 75
- -(87) = -87
- -(20) = -20
- -(-20) = 20
- -(12) = -12
- -(-12) = 12
- -(75) = -75
- -(-87) = 87
<h3>Opening up parenthesis</h3>
The given numbers can be simplified by opening up the parenthesis as indicated above in which case,
- The product of 2 negatives equals a positive sign
- The product of ,a negative and positive equals negative.
Read more on parenthesis;
brainly.com/question/25935638
Answer:
it'll cost about $4.13
Step-by-step explanation:
If Glen get a yellow marble first then we have 2 yellow marbles...probability that Glen will get yellow marble is 2/5(we have just 2 yellow now and the total is 5)
2/5-answer☺️
