(11C) Tree Heights

[Thomas Klemm]

We don't really need trigonometric functions here.
Good old Pythagoras is good enough:

Code:

01 LBL A
02 x<>y
03 -
04 EEX
05 2
06 LSTx
07 →P
08 x<>y
09 R↓
10 ÷
11 ×
12 RTN

Examples:

56 ENTER
20 ENTER
40 A
10.9825

56 ENTER
-20 ENTER
40 A
32.9475

Cheers
Thomas