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What is the value of c?

 

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Round only your final answer to the nearest whole number.

c = 

 

Triangle A B C has angle C labeled 98.8 degrees with its opposite side labeled c. The side opposite angle B is labeled 10. The side opposite angle A is labeled 17.

 Apr 1, 2021
 #1
avatar+121004 
+2

We  can use  the Law  of Cosines

 

c^2  =   10^2  +  17^2  -  2(10 * 17) cos (98.8)

 

c^2  =   441.015

 

c =  sqrt  (441.015)   ≈    21

 

 

cool cool cool

 Apr 1, 2021
 #2
avatar+6 
+1

thank you so much, and im suprised my question got answered so fast

chickenwithahat  Apr 1, 2021
 #3
avatar+121004 
+1

LOL....I try to get to them as quickly  as possible.....!!!

 

cool cool cool

CPhill  Apr 1, 2021

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