one end of a ten- foot ladder is four feet from the base of a wall . how high on the does the top of the ladder touch ??
1 answer:
Answer:
9,2 feet
Step-by-step explanation:
Use the Pythagorean theorem: height= sqrt(10^2-4^2)= sqrt(84) =9,2 ~
sqrt Is Square root btw
You might be interested in
Answer:
2r + 3
Step-by-step explanation:
probably
Answer:
for each increase in prices by $1, the predicted demand decreases by 0.227 units.
Step-by-step explanation:
x correct answers
23 - x incorrect answers
82 = 4x + -1(23 - x) = 3x - 23
105 = 5 x
x = 105/5 = 21
21 right 2 wrong 2 unanswered
Check: 4(21) -1(2) = 84-2=82 good
