Answer:
77
Step-by-step explanation:
Every angle in a triangle adds up to 180 degrees. subtract 42 and 61 from 180 to get 77
Step-by-step explanation:


If you want just the LCM it’s 2
Answer:
3,000
Step-by-step explanation:
Find the number in the thousand place 2 and look one place to the right for the rounding digit 9
. Round up if this number is greater than or equal to 5 and round down if it is less than 5
.