DegreesMinutesSeconds to Decimal & Trig Func. of Quadrantals

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

•  $1\degree=60'$  

•  $1'=60''$  

•  $1\degree=3600''$  

•  $1''=\left(\frac{1}{3600}\right)^{\degree}$  

•  $1'=\left(\frac{1}{60}\right)^{\degree}$  

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

•  $17.72190\degree$  

•  $17.72194\degree$  

•  $17.72192\degree$  

•  $17.72191\degree$  

• NONE of these are the correct conversion to decimal degrees.

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

•  $68\degree10'51''$  

•  $68\degree9'51''$  

•  $68\degree9'52''$  

•  $68\degree10'52''$  

Check all the true statements.

•  $90\degree=89\degree60'$  

•  $90\degree=89\degree59'60''$  

•  $90\degree=90\degree60'$  

•  $90\degree=89\degree59'59''$  

Tags

CCSS.4.MD.C.7

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

•  $49\degree22'55''$  

•  $49\degree22'44''$  

•  $49\degree22'35''$  

•  $49\degree22'45''$  

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

•  $51\degree39'$  

•  $52\degree39'$  

•  $51\degree49'$  

•  $52\degree49'$  

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

(a)  

Tags

CCSS.4.MD.C.5B

CCSS.HSG.CO.A.1

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  $r\ is\ always\ positive.$  

• All of these statements are True!

• All of these statements are False!

• Some of these statements are True!

Tags

CCSS.HSF.TF.A.2