The bottom of a ladder must be placed 2 1/2 feet from the wall. The ladder is 9 feet long How far above ground is the ladder tou

Question

3 years ago

15

ch the wall?

2 answers:

Gnoma [55] · Answer 1 · 2022-10-15T01:49:15+03:00

Gnoma [55]3 years ago

7 0

Answer:

Step-by-step explanation:

$h=\sqrt{9^2-(\frac{5}{2} )^2}\\=\sqrt{81-\frac{25}{4} } \\=\sqrt{\frac{299}{4} } \\=\frac{\sqrt{299} }{2} \\\approx 8.6458\\\approx 8.65 ~ft$

UNO [17] · Answer 2 · 2022-10-15T02:55:18+03:00

UNO [17]3 years ago

4 0

Answer:

24

Step-by-step explanation:

Use the Pythagorean Theorem