evelynmelgosa evelynmelgosa

14-06-2021
Mathematics

contestada

please helpppp!!! it’s timed!!!! thank u for helping!!!!!

please helpppp its timed thank u for helping class=

Respuesta :

madethisfortwitch1 madethisfortwitch1

14-06-2021

Answer:

A

Step-by-step explanation:

Because the angles must add to 180 we can see the misssing angle is 69

This means that answer is either A or C

Using SOH we can solve for side CD

sin(21)=x/18

18sin(21)=x

x=6.45

If CD= 6.45 this means that the answer is A

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