Find the value of x, given cos 0 = 0.4
PLEASE HELP!!!!!! And explain if possible
1 answer:
Answer:
Step-by-step explanation:
For each right-angled triangle:
Because
we have an equation
multiplying both sides by x , we get
dividing both sides by 0.4 and
using calculator, we divide 12 by 0.4
and finally x=30
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