What cardio kickboxing punch is similar to the rear-leg front kick

Kickboxing is well known for being a calorie burning workout. It is estimated that a 30 minute session of kickboxing can equate to about 500 calories burned. The top two workouts for cardio kickboxing include the horizontal elbow striker which uses muscles in the abdomen, back, and oblique's. The second move is called the Thai knee strike which works the abdomen and upper legs.

3+3/4=12/4+3/4=15/4=3.75
3.75 ft=?in
ft/in1/12=3.75/a
a=12x3.75
a=45 in
so , 3.75 ft (how much they climbed together ) in inches would be 45 in