Please answer ASAP. is this undefined(A) or is it 1 (B)​

Marco states that 7.696696669…… is a rational number because it is a repeating decimal. is he correct? justify your answer.

The figure shows the front of a building in the shape of a trapezoid. what is the area of this trapezoid? 102 ft² 132 ft² 168 ft² 204 ft²

The velocity of sound in air is given by the equation , where v is the velocity in meters per second and t is the temperature in degrees celsius. find the temperature when the velocity is 329 meters per second by graphing the equation. round the answer to the nearest degree. show your work.