A. Nacionalidad ES CUALITATIVAS O CUANTITATIVAS b. Número de hijos ES CUALITATIVAS O CUANTITATIVAS
c. Profesión ES CUALITATIVAS O CUANTITATIVAS
d. Sueldo mensual ES CUALITATIVAS O CUANTITATIVAS
e. Temperatura de tu cuerpo ES CUALITATIVAS O CUANTITATIVAS
f. Marca de celular ES CUALITATIVAS O CUANTITATIVAS
g. Cantidad de goles ES CUALITATIVAS O CUANTITATIVAS
h. Distritos de Tacna ES CUALITATIVAS O CUANTITATIVAS

Could somebody me with this radical simplification?

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

Consider the following geometry problems in 3-space enter t or f depending on whether the statement is true or false. (you must enter t or f -- true and false will not work.) f equation editorequation editor 1. a plane and a line either intersect or are parallel t equation editorequation editor 2. two planes parallel to a third plane are parallel f equation editorequation editor 3. two lines either intersect or are parallel f equation editorequation editor 4. two planes orthogonal to a third plane are parallel f equation editorequation editor 5. two planes orthogonal to a line are parallel f equation editorequation editor 6. two planes either intersect or are parallel f equation editorequation editor 7. two lines orthogonal to a third line are parallel t equation editorequation editor 8. two lines parallel to a third line are parallel t equation editorequation editor 9. two planes parallel to a line are parallel f equation editorequation editor 10. two lines parallel to a plane are parallel f equation editorequation editor 11. two lines orthogonal to a plane are parallel