What can be determined about the sum of 8√ and 12.7? Select words from the drop-down menus to correctly complete the sentences.

The value 8√ is [Irrational? or Rational] and the value 12.7 is [Irrational? or Rational?] The sum of 8√ and 12.7 has a [Non-repeating and Non-terminating? or Repeating? or Terminating?] decimal expansion. Therefore, the sum of 8√ and 12.7 is [Irrational? or Rational?]

Linet passes through (4.5) and is perpendicular to the line shown on the condirate grid. what is the equation of line t in standard form?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling