deepak10 deepak10

10-03-2019
Mathematics

contestada

is a degree and a + 20 degree are complementary angle find a degree

Respuesta :

orangefox1222 orangefox1222

10-03-2019

Answer:

a=35°

Step-by-step explanation:

a+a+20=90° <--complementary means together they are 90°

2a+20=90°

2a=70°

a=35°

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