Friday

March 27, 2015

March 27, 2015

Posted by **Anonymous** on Thursday, February 2, 2012 at 8:10pm.

draw a model

paper/pencil

calculator

- Triangles -
**Reiny**, Thursday, February 2, 2012 at 8:41pmI would use algebra

the actual calculations can then be done mentally.

let angle 2 = x

let angle 1 = 2x

let angle 3 = 2x-40

2x-40 + 2x + x = 180

etc.

**Answer this Question**

**Related Questions**

Algebra - In triangle ABC, the measure of angle B is 8 degrees more than three ...

geometry - 1) A billboard on level ground is supported by a brace, as shown in ...

algebraic equation and inaqualities - in a triangle XYZ,the measure of angle Y ...

Geometry - Given: in triangle ABC, angle B= 120 degrees Prove: angle A does not...

algrbra - Complimentary angles add up to 90º So translate the English into Math...

Geometry. Please help. - 1) Two angles are complementary. The measure of one ...

College Math - In a certain triangle the measure of one angle is triple the ...

Algebra - Could anybody help me with these two problems, or at least the 1st one...

math - In triangle XYZ, the measure of angle Y is twice the measure of angle X, ...

geometry - angle A, B, C, D are related the measure of anle B is 1/2 the measure...