+0  
 
-1
90
4
avatar+1982 

i am unsure what to do here :/

 Aug 21, 2020
 #1
avatar+1982 
+1

actually for the second pic i think its square3/2 pi ? so B

 Aug 21, 2020
 #2
avatar+111547 
+2

Hi Jenny,

Your second answer is correct but not the first one.  :)

 

Hint:

Sin (pi/3)=?

cos(pi/3)=?

 Aug 21, 2020
 #3
avatar+1982 
+1

the first one would be B ! square3/4 ? (:

jjennylove  Aug 21, 2020
 #4
avatar+111547 
+1

Yes, that is right :)

Melody  Aug 21, 2020

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