Step-by-step explanation:

90+27=117
180-117=63
X=63 degrees
Answer:
abigail
Step-by-step explanation:
abigail is correct because she has 30 dimes a dime is worth 30 cents and if 30 times ten equals 300 it would be 3 dollars so all together they have 6 dollars so now all they need is 3 dollars
I hope that made it easier for you good luck
What is 100% of the mass ?