Sjmarf to People Twitter@sh.itjust.works • 6 months agoThe value of xsh.itjust.worksimagemessage-square138fedilinkarrow-up11.15Karrow-down121
arrow-up11.13Karrow-down1imageThe value of xsh.itjust.worksSjmarf to People Twitter@sh.itjust.works • 6 months agomessage-square138fedilink
minus-square@brisk@aussie.zonelinkfedilink11•6 months agoThis is a standard way to draw geometric proofs, it’s not at all unreasonable to assume straight lines and unrepresentative angles.
minus-squareswitchboard_petelinkfedilink1•6 months agonormally in a geometric proof, a right angle is a right angle
minus-square@brisk@aussie.zonelinkfedilink17•6 months agoThis was certainly not my experience in high school. An unlabelled angle could never be assumed. Only angles marked with a square could be taken as right angles.
This is a standard way to draw geometric proofs, it’s not at all unreasonable to assume straight lines and unrepresentative angles.
normally in a geometric proof, a right angle is a right angle
This was certainly not my experience in high school. An unlabelled angle could never be assumed. Only angles marked with a square could be taken as right angles.
guess you’re right!