Answer:
- Mean score=120
Step-by-step explanation:
- Areas of a triangle add upto 180degrees (63+78+x=180) 141+x= (x=180-141) x=39
- Areas on a straight line add upto 180degrees
180-78=102
180-63=117
180-39=141
- 102+117+141=360
- Mean=360/3 =120
35 points What is an approximate average rate of change of the graph from x = 8 to x = 13
1 answer:
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Answer:
3/7
Step-by-step explanation:
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Answer: ....
P/s:
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ok done. Thank to me :>
