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Komok [63]
3 years ago
6

Help por favor!!!!!!!

Mathematics
2 answers:
Gennadij [26K]3 years ago
6 0

Answer:

Step-by-step explanation:

(sinФ)^2+(cosФ)^2=1

(7/10)^2 +(cosФ)^2=1

(cosФ)^2= 1-(7/10)^2 = √51/10

Tju [1.3M]3 years ago
3 0

IS there any more information you could give?

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