Divide a straight angle into 7 equal angles, rounding to the nearest second.
A)25° 42' 51"
B)25° 42' 85"
C)25°.714'
D)25.7°

Question

Quizplus · Accepted Answer

A straight angle is 180 degrees. Dividing it by 7 gives each angle as 25.7142857 degrees. Converting the decimal part (.7142857) into minutes (by multiplying by 60) gives approximately 42.857142 minutes. Converting the decimal part of the minutes (.857142) into seconds (by multiplying by 60) gives approximately 51.42852 seconds, which rounds to 51 seconds. Therefore, the correct answer is 25° 42' 51".

Divide a Straight Angle into 7 Equal Angles, Rounding to the Nearest