Posted by **deborah** on Thursday, March 25, 2010 at 11:05am.

could someone please help.

given each set of data for ∆ABC:

a) solve for b given ∠B=88 degrees,a=31.5m,c=25.6cm

b) solve for a given ∠B=66 degrees,∠C=28 degrees,c=11.6cm

i) state whether the sine law or cosine law is required to solve the unknown value.

ii) use the law you selected in i) to solve for the unknown value, correct to one decimal place.

## Answer this Question

## Related Questions

- Math - Someone please help me figure this problem Given: Triangles ABC and BCD ...
- Math (Pre-Calc) - Use the Law of Sines to solve for all possible triangles that ...
- Pre-Calculus - Use the Law of Sines to solve for all possible triangles that ...
- q - Given the diagram, a supplement to ∠ABC could be ∠BDC ∠...
- geometry! - ABC is an acute angle triangle with points D and E on BC and AC, ...
- geoMETRY! - ABC is an acute angle triangle with points D and E on BC and AC, ...
- Pre-Calc - This is the last question on my pre-calc homework, I looked through ...
- math - Given ∠ABC, if m∠A=11x, ∠B = 3x + 4, and m∠C = x...
- Math( PLease help Ms. Sue) - Use the figure shown to complete each of the ...
- maths - According to the Journal of Irreproducible Results, any obtuse angle is ...

More Related Questions