why are you allowed to simplify 2 times the square root of 5 times 2 times the square root of 5, but you can not simplify 3 time the square root of 7 times 5 times the square root of 11?

Plzzz answer both questions and i will give you 100 points

Ineed on the last 8 questions for this homework i’m trying to get all this done by tuesday when i got to my level 5 teacher if i have passed my tabe

Given: lkm jkm, clmk prove: alkmajkm jmk. choose the word that completes the sentence correctly. proof: lkm jkm and lmk * umk are given. km km by the property of congruence. equivalence symmetric reflexive transitive