Did the planes cause building 7 to collapse?
Not directly.
Yes to inIndirectly when burning debris from the Towers broke the windows in Building 7 and started fires,
Nope - Fire caused the collapse
https://www.nist.gov/el/final-reports-nist-world-trade-center-disaster-investigation
No it was a fire, aided by structural mis-design. The National Instute of Standards did an exhaustive report on it that looks very legitimate https://nvlpubs.nist.gov/nistpubs/Legacy/NCSTAR/ncstar1a.pdf