What is the sign of the trigonometric function, given the quadrant the terminal ray of an angle lies in? Select all correct statements.

The sine function is positive in quadrant I .

The cosecant function is positive in quadrant IV .

The cotangent function is negative in quadrant II .

The cosine function is negative in quadrant II .

The secant function is positive in quadrant III .

54 km / hours

step-by-step explanation:

we need to convert seconds to hours

60 seconds = 1 minutes

60 minutes = 1hour

15 m         60 second   60 minutes

  * *         = 54000 meters/ hour

second     1 minute             1 hour

now we need to convert meters to km

1000 m = 1 km

54000 m       1 km

*   = 54 km / hours

hour               1000m

7.25

step-by-step explanation:

we know that 7 equals to 7.0. we also know that 1/4=0.25. so we can add the two together and we get 7.25