On discovering that his family has a 75% risk of heart attack, James took a treadmill test to check his own potential of having a heart attack. The doctors told him that the reliability of the stress test is 70%. What is the probability that James will not have a heart attack and that the test predicts he will?

Question: a) does the given set of points represent a linear function? how do you know? b) assume that the point (-2,4) lies on the graph of a line. what y-values could complete this set of ordered pairs that lie on the same line: (- (hint: there are several correct answ

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

In the diagram below, abc is congruent to dec what is the value of x