Eric took a test with 15 questions. he answered 2/5 of the questions correctly, how many did he get wrong?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

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.

9/10 divide by -3/15 as a mixed number