Hypotenuse 斜面

square root 平方根

right triangle　直角三角形

apathy 無関心　indifference

myopathy 筋繊維の病気

Fallacy 詭弁 misconception

Curricula curriculum の複数

incandescent light bulb　白熱電球

hepatitis　肝炎

Forgo opp. Keep

circa = around およそ