Why is it difficult to estimate 1% as a fraction with a denominator that is less than 25?

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?

Given the expression (7 ? 4i) ? (2 + 6i), perform the indicated operation and write the answer in the form a + bi.