The answer is 72°
18 x 2 = 36°
180 - 36 = 144°
144 / 2 = 72°
The answer to question 3 is D. 15(4a+3). And the answer to question 4 is A. 90. Have a great day
Answer:
In order to change a rational number to a decimal, we just convert the number into the form of a fraction. We then divide the numerator with the denominator and find out the exact value of the division.
2/3 = 8/12. So the answer is 4/12
