Answer:
B
Step-by-step explanation:
x-4=18
+4 +4
x=22
Answer: 1.3 + 8.7 = 10
Step-by-step explanation:
Hope this helps
Answer:
125.6
Step-by-step explanation:
C=2pir
C=2(3.14)(20)=125.6
Answer:
B a = 180 -77-60
Step-by-step explanation:
The angles add to 180 degrees since they form a straight line
77+ 60+a = 180
a = 180 -77-60