Can anyone please help anyone bro

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Which number produces a rationale number when multiplied by 1/5

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn. if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.