Order of operations; PEMDAS
Exponents first since there is no parenthesis.
10^2 = 100
100-8+4•3
then multiplication
100-8+12
then addition
100-20=
so your answer is 80
Answer:
32
Step-by-step explanation:
Formula for Area of Triangle = 
8 x 8 = 64
64/2 = 32
Answer:
C. in; in; in²
Step-by-step explanation:
Perimeter and height are given in regular units. Area is given in square units.
Answer: 1,400 calories
Bianca jogged 1.25 miles per day for 8 days. so 1.25*8 would equal 10 miles.
Since she jogged 10 miles and burned 140 calories per mile, if we multiply 10*140, we would get 1,400.
So last month, she lost 1,400 calories.