Yeeaah. I don’t think so… [Filler #178]

a² + b² = c².
If that side panel is a right-triangle, and
if that angle is 30°,
then the legs labelled 6" and 12" can't both be right.
» Alternatively, the legs can be 6" and 12", but then the angle marked 30° isn’t 30°.
Show this to a 10th-grader taking geometry, or an 11th-grader who passed geometry last year. They can tell you what's wrong.
» Helpful mnemonics
» Reminiscent of Escher’s “Ascending and Descending,” based on Penrose stairs.

BTW, this is a diagram for a calf-raise block given out by a physical therapy office.

Looking back
1 year ago: “Son-in-law’s choices”
2 years ago: “Bringing the outside in”
3 years ago: “After the show [Filler]”
4 years ago: “New-to-me butterfly: Mylitta Crescent [filler #16]”
5 years ago: “Carolina Mantis on Celosia”
6 years ago: “Eastern Tiger Swallowtail”
7 years ago: “600 miles (960km) later…”
8 years ago: “Happy Birthday, Dad!”
9 years ago: “August abstract #3”

[ IMG_20200805_150647246B10C20tm9x675 :: cell phone ]