Answer:
Angle of 1 part: 40°
Angle of 2 parts: 80°
Step-by-step explanation:
Angles in a circle / Equal parts of a circles = Angle of 1 part
360/9 = 40°
40 x 2 = 80
Answer:
2/15
Step-by-step explanation:
first you have to make both numbers have an equal denominator the subtract how much that was left from how much she Initially ate
Answer:
yes
Step-by-step explanation:
Assuming you want to choose 4 people from the class of 20;
Begin by using the combinations formula;
20C4=4845 possibilities
Hope I helped :)
B, because you can't get the square root of a negative number