the number 28 is increased to 40. what percentage by which the number was increased, to the nearest tenth of a percent.

40-28/28 x 100
42.85 %
43% (round off)

Nearest tenth = 40%

A)26•2=52there are 2 sides with the same length116-52=64the other 2 side have to be half of 64 each64/2=32the width is 32b)make two sentences about these steps because your teacher knows how you write and explain things.

A: 18/15b : 7 - -8 = 15 , 12 - -6 = 18 the y variable always goes over the x variables, c : same thing a