Answer:
Step-by-step explanation:
<em>17.</em>
sin20° =
x = 1 ÷ sin20°
<em>x</em> ≈ <em>2.9238</em>
cos20° =
y = x ÷ cos20°
<em>y</em> ≈ 2.9238 ÷ cos20° ≈ <em>3.11</em>
<em>18.</em>
<em>x = 2√3</em> ≈ 3.46
<em>y = √3</em> ≈ 1.732
Find the measure of the angle indicated in bold
1 answer:
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