Answer:
Sum of 3 angles in a triangle=180
x+55+72= 180
x+ 127=180
x= 180-127
x= 53
Answer:
8 square feet
Step-by-step explanation:
Answer:
11 songs
Step-by-step explanation:
first you would multiply 1.80 by 3 which is 5.4
next you would subtract 12.0 by 5.4 and get 6.6
then you would divide 6.6 by .60 to get 11
