Sam is conducting a science experiment about the effects of fertilizer on the growth of a plant. In week 1, his plant grew 12.26
1 answer:
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Answer:
Step-by-step explanation:
The right triangle has the hypotenuse = 18
Let 'Ф' be the missing angle
we know that
cos Ф = adjacent/hypotenuse
Here,
- The adjacent to Ф = 13
- The hypotenuse = 18
so
cos Ф = adjacent/hypotenuse
Therefore, the missing angle is: