Tuesday

October 21, 2014

October 21, 2014

Posted by **Britt** on Thursday, December 15, 2011 at 10:26pm.

1) C = 145 degrees, b = 4, c = 14.

2) A = 150 degrees, C = 20 degrees, a = 200.

- trigonometry -
**Steve**, Friday, December 16, 2011 at 12:45amsinB = b sinC/c

having B you now have A = 180 - (B+C)

a = c sinA/sinC

the second is easier. You already know that B = 10 degrees. now just use b/sinB = c/sinC = a/sinA

**Answer this Question**

**Related Questions**

math - I have spent hours trying to do these, help! Use the given information ...

Math - Find the approximate number of radians, to the nearest hundreth, in the ...

Trigonometry - Solve the equation cos^2A = sin^2A + sinA when 0¨¬¡ÂA¡Â360¨¬. ...

Math - 1. Find the value of Sin^-1(-1/2) a. -30 degrees b. 30 degrees c. 150 ...

Trigonometry - Which Triangle has 2 solutions? a. A=130 degrees, a=19, b=11 b. A...

Math - One angle of an isosceles triangle is 28°. What are the other 2 angles? (...

Geometry-8th gr - Can you please help me with this question? 1.) Given: triangle...

Math - Triangles - An isosceles triangle has an interior angle of 26 degrees. ...

Geometry -8th gr - Given: triangle ABC ~ triangle PQR, m<A = 75 degrees, m<...

Trigonometry - Solve triangle ABC: B= 60 degrees, C= 90 degrees a= 4 feet