Study the number line below to review how to tell the measure of line segments 1. In the figure below, points A, B, C, and D are collinear (on the same line); AD is 35
units long; AC is 22 units long; and BD is 29 units long. How many units long is BC ?
A
B
C
A. 5
B. 6
C. 7
D. 13
E. 16

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?

Whats are the trickiest steps to do when adding or subtracting rational expressions? how does knowledge of rational numbers u in adding and subtracting rational expressions?