Answer:
3) B) 90°
4) A) 75°
Step-by-step explanation:
3) interior angles of a triangle =180°
So
40+50+?=180
? =180- 90
? =90
4) same rule
40+65+?=180
? =180 - 105
? = 75
9.76 dollars.
1.22 dollars is the cost for each pound.
17113 divided by 100=171.13
171.13*10=1711.3
17113+1711.3=18824.3
You can then round this to get a whole number if you need to.
Hope I helped xx
