Answer:
x = 4
Step-by-step explanation:
Using Pythagoras' identity in the right triangle.
The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is
x² + 1² = 9²
x² + 1 = 81 ( subtract 1 from both sides )
x² = 80 ( take square root of both sides )
x = 
= 
= 
× = 4
Answer:
2.8÷4
Step-by-step explanation:
if 2.8 is the 4th lap, you have to divide it by 4 to get the 1st lap.
The answer would be 53,562. You would multiply 47400 by 1.13 to get your answer. Hope this helps!
Answer:
67 full rows
Step-by-step explanation:
8450÷125 =67.6 since the .6 isn't a full row there is 67 full.
