Kwan pa dit man thenge pa oblique riser
X - Lat pa tyelo.
Y - Bor pa tyelo.
F - Step projection.
Z - Lak pa step.
A - Riser thickness.
Ker pa program.
Kwan pa dit man angle pa riser parts pi staircase steps.
Kite mi tiyo ku cul mi intanet.
Kwan rwom ma ber iri. Mi timo eni, ti ku jam kwan maber mi rwom ma malu.
Med rwom pa rwom pa kwan eni.
Nyut pek pa riser blank.
Di wi Calculate button.