Answer:
r=2
Step-by-step explanation:
Divide diameter by 2 since the diameter is half of radius
4/2=r
r=2
Is it multiple choice? If not I would say 215=5(x)-29
Answer:
A
Step-by-step explanation:
Answer:
<h3>The answer is 5.7 %</h3>
Step-by-step explanation:
To find the rate given the principal , time and interest , we use the formula

where
p is the principal
t is the time
I is the interest
From the question
Principal = $1,250
Time = 4 years
Interest = $285
We have

We have the final answer as
<h3>5.7 %</h3>
Hope this helps you