Cos to 2 decimal places is -0.90
:)
You multiply the 68.40 by 1+ the discount rate of 5%.
Equation: 68.40•1.05= $71.84
Answer: 4a
Explanation If ‘a’ represents his age today, and you have to find his age in four years you take 4 multiplied a. (4 x a) putting it together and you would get 4a
Answer:
80 feet
Step-by-step explanation:
c=d
Substitute 250 in for circumference
250=
d
Divide by
or 3.14
d=79.617...
So, the diameter is approximately 80 feet
Hope this helps! :)