A
21
\displaystyle {21}
21
-ft ladder leans against a building so that the angle between the ground and the ladder is
82
∘
\displaystyle {82}^{\circ}
82
∘
.
How high does the ladder reach on the building?
Preview
Question 6
ft
Question Help:
Video
Submit
Try a similar question
License
[more..]
\displaystyle
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity