Answer:
There is 2 angles in the figure.
Step-by-step explanation:
How can we tell there are no statements
Use the Pythagorean theorem
let = length of ram = l
l² = 4² 18²
l² = 16 + 324
l² = 340
l = 18.4390889146
l = 18.4 ft.
Solution will be anything greater than 21