Quick question: how to do Volume formula on the solver

[fs5qc]

(01-09-2021 06:53 AM)robmio Wrote:  Good morning.

From the attached figure I deduce that W = 2.5, L = 5.5, H = 0. So V = 2.5 * 5.5 * 0 = 0. Where is the problem?

If I do the sa me with a hp 42S (with a program) the calculator would solve for the variable that got no number or 0

I want to do the same on the prime