Answer:
120 °
Step-by-step explanation:
the angle contained in a circle = 360 °
135 + 105 +? = 360
240 + ? =360
? = 360 - 240
= 120°
Answer:
21x - 14y - 63
Step-by-step explanation:
Here you go :D
Answer:
D
Step-by-step explanation:
900. You round up, because it is above 850. :-)