contestada

An angle measures 142° less than the measure of its supplementary angle. What is the measure of each angle?

An angle measures 142 less than the measure of its supplementary angle What is the measure of each angle class=

Respuesta :

unicorn3125

Answer:

              19° and 161°

Step-by-step explanation:

A - an angle

S - its suplementary angle

A = S - 142°

Suplementary angles add to 180° so:

A + S = 180°

S - 142° + S = 180°

2S  = 322°

S = 161°

A = 161° - 142° = 19°

Otras preguntas