# math science iteachmath mtbos visualization elearning geometry proof edtech triangle parallelogram circle angle bisector school perpendicular teachers

It's drawn by Art Cappello, so of course there's underwear. Anyway, at a masquerade party, Marian is, cleverly, Maid Marian; Mr. Stuart just happens to dress as Robin Hood, and... WOW that's an unfortunate tangency.

0 1
2022-08-16

Here, we have a right triangle with its incircle, excircle, & points of tangency to be shown. How can we prove the collinearity among the 3 points (shown at the end)? (Source: ). https://t.co/CGNxP7i5Hz

16 32
2019-07-30

I love Wiki How. I never learn anything from it but it's got the best tangency errors on the internet.

4 22
2017-09-21

Problem 1267 Incircle, Excircle, Circle, Tangency Points, Perpendicular

Details: https://t.co/7j2bDCCv9S

3 3
2016-10-01