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lana66690 [7]
3 years ago
15

Please solve for the side CA.

Mathematics
2 answers:
makkiz [27]3 years ago
8 0
Boop bop joop jop gloop glop ploop plop
Lemur [1.5K]3 years ago
8 0

Answer:

16 mm

Step-by-step explanation:

cosine rule: c^2 = a^2 + b^2 - 2abcosC

15^2 + 10^2 - 2(15)(10) × cos(20) = 255.051288633

root 255.051288633 = 15.9703252513

round to 16 for suitable scaling

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