Tuesday

September 16, 2014

September 16, 2014

Posted by **Mik** on Friday, September 30, 2011 at 12:58am.

- Geometry -
**Reiny**, Friday, September 30, 2011 at 7:59amthe larger angle Ø must be across from the larger side, so by the cosine law....

16^2 = 10^2+13^2 - 2(10)(13)cosØ

260cosØ = 13

cosØ = 13/260 = 1/20 = .05

Ø = 87.1°

**Answer this Question**

**Related Questions**

math geometry - if triangle ABC is a right triangle.If side AC=5 and side AB=10,...

geometry - Jim has put a fence along the side AC of the triangular patch of land...

algebra - angles of a triangle The second angle of a garden triangle is four ...

Geometry - In triangle ABC, side AB = 10, angle B = 65 degrees, and angle C = 45...

precal help asap - If a triangle ABC has A = 52 degrees, side a = 178, and side ...

Math - In triangle ABC, angle C is a right angle. Find the measure of angle B if...

geomerty - The following triangles, Ä ABC and Ä DEF, are congruent. abc 67....

Math - Suppose Triangle ABC has right angle C. Find the measures of the other ...

Math - In triangle ABC, angle C is a right angle. Find the measure of angle B if...

Geometry - find the lengths of the sides of a triangle whose perimeter is 37. ...