Answer:
1=40
2=140
3=40
Step-by-step explanation:
We know on side
140 and side 2 are equal
1 and 3 are equal
So since 140 and 2 are equal
140*2=280
360 degrees total in any 4 sided shape
360-280=80
80/2=40
Answer:
1/2
Step-by-step explanation:
Boys:girls = 4/5
boys = 4/(4+5) = 4/9 of the class
Answer : 81 because it is the only one that is not a multiple of 4
Step-by-step explanation:
