evergirl
What is the length of AB?
Answer
13 cm
18 cm
22.98 cm
25.32 cm
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evergirl
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DoomDude
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You would use sin,cos, and tan to solve
evergirl
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yeah
DoomDude
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Do you know how to solve and just want us to?
evergirl
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show me how to please
evergirl
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tan I think
DoomDude
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@annas, you can help her the rest, you are better than I
evergirl
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Nah your both equally smart. Thank you both!
DoomDude
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he can explain it better though
evergirl
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annas?
evergirl
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can u help?
annas
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wait let me understand the question
annas
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are the answers given?
evergirl
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nope
annas
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but your answer is 25.2
evergirl
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ty
annas
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this is a case of AAS angle angle side
annas
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we'll divide the diagram into to angles
for triangle A we are given 45 and 90 angles and a side 8
for triangle B 30 and 90 angles are given and a side 10 is given
to find unknown angle 180- 90+45 and 180-30+90
to find base length use a/sinA = c/sinC