Prove quadrilateral HIJK with vertices of H(is and isosceles trapezoid by showing it is a trapezoid with congruent diagonals. Write SLOPES as reduced improper fraction or whole numbers (no decimals)

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°

Given the graphed function below which of the following orders pairs are found on the inverse function