A tabletop in the shape of a trapezoid has an area of 8,820 square centimeters. Its longer base measures 135 centimeters, and the shorter base is 105 centimeters. What is the height?

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Which ahows the graph of the solution set of 6x+4y< 12

Weak battery is considered to be a part of routine a. inspection b. wear and tear c. maintenance d. check