Answer:
113.1
Explanation:
C=2πr
Answer:
The first angle is 37.5° and the second would be 52.5°
Step-by-step explanation:
Angles are complementary when their sums add up to 90°.

The first angle is 37.5° and the second would be 52.5°, after we plug in x.
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Answer:
The expression consists of 2 factors, and each factor contains 3 terms.
In general an annual rate of

compounded monthly will multiply the amount by a factor of

each month.
Each month of 4.3% is a factor of

. That goes for five months, so is multiplied by itself five times, so gets a fifth power.
Each month of 13.7% is a factor of

. He pays this for 12-5=7 months, so it gets an exponent of seven.
We started the year owing $2600 of principal, so after the year we owe

.
Choice A.