Answer:
D Z has the greatest measure
Step-by-step explanation:
Answer:
Area of circle = 9<em>π</em>
Step-by-step explanation:
Area of sector = 
Its central angle = 



Answer:

Step-by-step explanation:
Step 1:
Write the expression

Step 2: Expand 

Step 3: Collect similar terms

Step 4: Factor 4 out of the expression to prove that the expression is a multiple of 4.

S=d/t
for liam
4=.25/t
t=.25/4
t=0.0625hours
for harper
t=0.25/4.5=0.055hours
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