Answer:
it's answer is 2
Step-by-step explanation:
take the reference angle as 60°
base (b) = x
hypotenuse (h) = 4
Now
cos 60 ° = b / h
1/2 = x / 4
1/2 * 4 = x
Therefore x = 2
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Answer:
picture??
Step-by-step explanation:
The best first step
for the elimination method would be: <span>1. multiply the first equation by 2 and the second equation by 3.
</span><span>
2x - 6y = 2 /*2
5x + 4y = 28 /*3
____________
4x - 12y = 4
15x + 12y = 84
____________
4x - 12y + 15x + 12y = 4 + 84
19x = 88
x = 88/19
</span>
Answer:
100 ÷21 = 4.76 or 5
56 × 32 =1732
76+77= 153
Step-by-step explanation:
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