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I really need help on this question. Please  It says solve for side lengths a through...

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tjjavid | Student, Undergraduate | (Level 1) Honors

Posted April 21, 2013 at 10:52 AM via web

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I really need help on this question. Please 

It says solve for side lengths a through f. round values to nearest whole number.

I only need help,on one triangle a`~~` _______?, b`~~` ______________?(first triangle from the left) see picture link below.                                              ` `

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pramodpandey | College Teacher | (Level 3) Valedictorian

Posted April 21, 2013 at 11:10 AM (Answer #1)

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In triangle ABC,

`angleABC=37^o`

`BC=a,AC=b ,angleACB=90^o ,AB=10`

`sin37^o=b/10`

`b=10sin37^o`

`b=6.02`

`b=6`

`cos37^o=a/10`

`a=10cos37^o`

`a=7.99`

`a=8`

Thus nearest whole nos. a=8,b=6.

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