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Mathematics

Answered

Find c.
Round to the nearest tenth.
77
1829
817
C = [.? Ift
Law of Cosines: ca? + b2 - 2ab cos C
Enter

Find C Round To The Nearest Tenth 77 1829 817 C Ift Law Of Cosines Ca B2 2ab Cos C Enter class=

Answer :

Welilemchunu90go Welilemchunu90go

Answer:

C=1 ft

Step-by-step explanation:

c2= a2 + b2 - 2ab

= 8^(2) + 7^(2) - 2(8)(7)

= 113 -112

c2= 1 put a square root on c2 and 1

c = 1

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