The average resting heart rate of an athlete is 40 beats per second with a margin of error of ±5. The ±5; means that there is an acceptable range of what? SOS

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.

Bberodndjxjdjsndndbxhxhxjsjnendbchcjx