Three angles of the triangle:
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3x + 5x + x = 180
9x = 180
x = 180/9
x = 20
Answer:
1: CD and BC
2: CE and AC
3: AE , AB , BD, DE
4: AD and BE
There you go!
g(-5) = 15
Step-by-step explanation:
Put the value where the variable is and do the arithmetic.
g(-5) = -2(-5) +5 = 10 +5