lynladymiajohns lynladymiajohns

24-04-2020
Mathematics

contestada

What is the value of a° in the figure shown below?

Select one:

A. 15o

B. 18o

C. 22o

D. 30o

E. 45o

What is the value of a in the figure shown belowSelect oneA 15oB 18oC 22oD 30oE 45o class=

Respuesta :

devishri1977 devishri1977

24-04-2020

Answer:

B) a = 18°

Step-by-step explanation:

Sum of all angles of the triangle = 180°

a + 3a + 6a = 180

10a = 180

a = 180/10

a = 18°

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