students in science class investigated how the speed of sound changes with the air temperature outside. the data are shown in the scatterplot. based on the scatterplot what is the best prediction of the speed of sound when the air temperature is 50 c

Rick is driving to his uncles house in greenville, which is 120 miles from ricks town .after covering x miles rick she's a sign stating that greensville is 20 miles away. which equation when solved will give the value of x. a: x+120 = 20 b: x x120 =20 c: x +20 equals 120 d: x x20= 120

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.

Ebert used to make $22 an hour, but got a 10% raise. how much more will he make in a 40 hour work week with raise?