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11 votes
11 votes
Cos70⁰cos10⁰+sin70⁰sin10⁰

User Abdulrazak Alkl
by
2.9k points

1 Answer

21 votes
21 votes

Answer: 0.5

Explanation:

cos70⁰ * cos10⁰ + sin70⁰ * sin10⁰ = 0.5

User Hassan Kandil
by
3.7k points