Subtract 81 from both sides and it gives you m=9 which is the answer
Answer:0.11 of a mile
Step-by-step explanation:First thing you would do was divide 45 by 5 to get nine so he runs 1 mile every nine minutes so then I will divide 1 by 9 to get 0.11 of a mile but I don’t know if that’s what it means
It will be A) 1/7 because using the rise over run meathod you get 1/7 and it will be possitive
I believe it is 1250
Explanation: Area of a triangle=1/2bh-1/2•20•30
Area of square=bh-25•25
Add your answers together then you get 1250