Wednesday
January 28, 2015

Homework Help: math

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

First Name:
School Subject:
Answer:

Related Questions

Math - Someone please help me figure this problem Given: Triangles ABC and BCD ...
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, ...
math - Given ∠ABC, if m∠A=11x, ∠B = 3x + 4, and m∠C = x...
Math (Geometry) - ABCD is a parallelogram with side lengths AB=15,BC=10 and &#...
geometry!!! please help me!!!! - ABC is a triangle with ∠ACB=45∘. D ...
Math (Geometry) - In triangle ABC, ∠A=20∘ and ∠B=80∘. ...
heeeeeeeelp math - In triangle ABC, ∠A=20∘ and ∠B=80∘. ...
Maths - ABCD is a parallelogram with side lengths AB=15,BC=10 and ∠ADC=75...

Members