John measures the mass of a 250-gram standard mass with a balance. John’s measure is 249.7 grams. What is the percent error of his balance? If he now measures a 1000-gram mass, what will the reading on the balance be?

❤️ (geometry) does the construction demonstrate how to copy an angle correctly using technology a) yes; the distance between points a and f was used to create circle h b) yes; the distance between points f and g was used to create circle h c)no; the distance between points a and f was used to create circle h d) no; the distance between points f and g was used to create circle h