If the distance between the crest and trough is 1 meter what is the amplitude of the wave

Late at night some traffic signals change patterns and become ?

Vera is on her school's track and field team. in a practice long-jump competition against her teammates, she gets 5 points for landing over the farther line. she gets a total of 7 jumps and lands x times over the farther line and the rest of the times over the closer line. which of the following functions represents vera's total score? a. f(x)=10x b. f(x)=5x+35 c. f(x)=10x+5 d. f(x)=70-5x

The measure of the angles supplement is 30 more than four times that of its complement. find the measure of the angle described