DegreesMinutesSeconds to Decimal & Trig Func. of Quadrantals

Check all of the true statements about degrees, minutes and seconds for measuring angles.

Convert  $m\angle A=17\degree43'19''$  to decimal degrees to the nearest one-hundred thousandths.

Convert  $m\angle B=68.16433333\degree$  to degrees minutes seconds.  Round to the nearest second.

Check all the true statements.

What is the complementary angle to  $m\angle\theta=40\degree37'15''$  ?

In a right  $\Delta ABC$  where  $C$  is the right angle,  $m\angle B=37\degree21'$  , find  $m\angle A.$  

How many degrees is  $\frac{3}{4}$  of a full rotation?  (answer only with numbers and characters, NO letters)

(a)  

How much of a full rotation is  $30\degree$  ? (answer only with numbers and characters, NO letters)

(a)  

How much of half of a full rotation is  $150\degree$  ? (answer only with numbers and characters, NO letters)

(a)  

 True or False.   $\sin\left(\theta\right)=\frac{y}{r},\ \ \cos\left(\theta\right)=\frac{x}{r},\ \ \tan\left(\theta\right)=\ \frac{y}{x}$  and  $r\ is\ always\ positive.$