Answer:
45
Step-by-step explanation:
The sum of interior angles in a triangle is equal to 180
2x - 12 + 2x + 17 + 9x - 7 = 180 add like terms
13x - 2 = 180 add 2 to both sides
13x = 182 divide both side by 13
x = 14
m<X = 2x + 17 replace x with 14
2*14 + 17 = 45
Answer:
ty I need points your the best
Step-by-step explanation:
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Answer:
A foot is a unit of length equal to exactly 12 inches or 0.3048 meters
Answer is b hope this helps
AL=5ah!!!!!!!!!! Hope it helps
