1) The ratio of three angles of a triangle area 3:4:5. Find the angles. 2) In an isoceles triangle, the vertex angle is one-half each base angle. Find the angles of the triangle.
Follow Math Help Forum on Facebook and Google+
1 Total of angles in a triangle is 180 degrees. Now 3 + 4 + 5 = 12, so the angles are 3/12 x 180, 4/12 x 180 and 5/12 x 180. You should be able to work it out from there. 2. Translating into algebra: 2a + b = 180 a = 2b take it from there.
View Tag Cloud