Answer:
9+(-8)
Step-by-step explanation:
8-(-9) is subtraction
9+8 would not give you a difference
8+(-9) would give you a negative number
so 9+(-8) is the right answer
Answer:
Step-by-step explanation:
Question 18:
arc SRQ = 360° - 98° - 115° = 147°
y = 147°/2 = 73.5°
arc SPQ = 98° + 115° = 213°
x = 213°/2 = 106.5°
Sorry, I don't know how to answer 19.
Answer:
7.2% increase (rounded up to the nearest tenth of a percent)
Step-by-step explanation:
The price of the notebook today is $3.70
The price of the same notebook (original price) yesterday was $3.45
Increase in price = $3.70 - $3.45 = $0.25
Percentage increase = (Increase ÷ original price) × 100
Percentage increase = 
× 100 = 7.2% (rounded up to the nearest tenth of a percent)
Since it says m1 is 120 and it says find m3 don’t you need to multiply or I’m wrong
You can use every 15 multiples or every 60 multiples. and you can use every 45 multiple or every 90 multiple.
