12. Find the interior angles of a decagon which are given as (3x + 10),(2x+7)º, (4x + 3)º, (5x – 2)°,
(2x+15),(3x + 2)°, (x + 3)°, (2x + 5),(3x –1) and (3x + 4)º.
Answers
Answered by
2
Answer:
Total of interior angles = ( 2n-4) Rt L
n = 10, Total = 1440°
Total of the intr. angles given =
28X +40
28x+40=1440
28x=14oo
x=50
The angles are, 160,107, 197,248,115,152,53,105,149, I54
Step-by-step explanation:
be cool and smart minded
Similar questions