How do you express 45 minutes to 8 hours as a fraction in simplest form

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Solve this equation using substitution. {4x + y = −2} {4x + 6y = 44}

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box