What is the greatest possible error if irina measured the weight of her dog as 13 pounds 0.1 pounds 0.5 pounds 12.5 pounds 13.5 pounds

the correct answer is option B

Step-by-step explanation:

given,

weight of dog = 13 pound

the greatest possible error is half of the measuring unit.

like 1 pound is the smallest measuring unit so the greatest possible error wold be half of that

            greatest possible error =

                                                    = 0.5 pounds

hence, the correct answer is option B which is 0.5 pounds.

6(h+1)/2=a

a=area

step-by-step explanation:

its the same thing as a square or rectangle but after multiplying two sides you need to divide it by two.