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. ` `

http://s3.amazonaws.com/answer-board-image/20ba4057-f650-4442-b179-d78eaf4d8173.jpeg

### 1 Answer | Add Yours

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.

### Join to answer this question

Join a community of thousands of dedicated teachers and students.

Join eNotes