Answer:
Here are some things that could help.
Step-by-step explanation:
PEMDAS/GEMDAS
Parentheses/grouping
Exponents (x², x⁷)
Multiplication
Division
Adding
Subtracting
Example:
5²+3(12+2)+6•9
12+2 would be first, then find 5², then 6•9, then the result from 5²+3, and then add the rest of the results.
sorry I'm bad at explaining
Answer:
E
Step-by-step explanation:
Perimeter =5s+5s+2s+2s+0.75+0.75
2 off each implies part E
Answer:
11
Step-by-step explanation:
4-1=3/11-7=4
Answer:
She pays $2.5 per pound
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
AD=4+8=12=DE thus angle EAD= angle AED=90÷2=45
angle ACB=90-45=45 thus CB=AB=4