Astudent scale recorded his weight as 160 lb. his weight is actually 164lb. what is the percent error of the scale

The percent error of the scale is 2,5%

Step-by-step explanation:

Calculate the difference (error) between the weight recorded and the actual weight in lbs.

difference = 164 - 160

difference = 4 lbs

Convert the difference into percentage by comparing the difference to the actual weight, then multiplied by 100%

percent of difference =

percent of difference =

percent of difference =

percent of difference = 2,5%

the graph on the bottom right

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm