Friday

April 18, 2014

April 18, 2014

Posted by **Lissa** on Wednesday, September 21, 2011 at 11:40am.

- Geometry -
**Reiny**, Wednesday, September 21, 2011 at 11:43amthe sum of the 4 angles is 360°

But they come in equal pairs.

let the larger be 3x and the smaller be 2x

3x + 2x = 180

x = 36

so the angles are 72° and 108°

check: 72:108 = 2:3

72+72+108+108 = 360

- Geometry -
**Lissa**, Wednesday, September 21, 2011 at 11:59amthank you reiny

- Geometry -
**Reiny**, Wednesday, September 21, 2011 at 3:27pmthe sum of the 4 angles is 360°

But they come in equal pairs.

let the larger be 3x and the smaller be 2x

3x + 2x = 180

x = 36

so the angles are 72° and 108°

check: 72:108 = 2:3

72+72+108+108 = 360

**Related Questions**

geometry - In an isosceles triangle ABis congruent to BC. Measure of angle A is ...

Geometry question - In isosceles ABC, B is the vertex. The measure of angle B ...

Geometry - What is the measure of the complement of a 67 degree angle? The ...

geometry - In an isosceles triangle, the measure of the vertex angle is 4x. The...

Geometry - ABCD is an isosceles trapezoid. Angle CDA = 80. Find the measure of ...

geometry - Lines BA and BC are opposite rays, Lines BD bisects angle EBC and ...

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

geometry - find the measure of angel R in quadrilateral RSTW if the measure of ...

geometry - In an isosceles triangle, if a base angle has a measure of 43 ...

algebra. - problems about angles: Hi. I needed help on some problems for the ...