Use the compound angle formulae to find the following in surd form: tan 225°
1 answer:
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9514 1404 393
Answer:
(b) y/6 = 7/5.25
Step-by-step explanation:
Clockwise from the obtuse angle, the side ratios are ...
<u>Fig I</u> : <u>Fig II</u>
4.2 : 3.15
y : 6
7 : 5.25
6 : x
4 : 3
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A true proportion will have corresponding parts of these ratios in corresponding places. The only true proportion listed is ...