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MS & HS math teacher at @esumstweet, independent #MathEd consultant, dad of 4 awesome boys; Views are my own. Isaiah 40:31
geogebra.org/m/xw3q4umc

フォロー数：1755 フォロワー数：21621
# mtbos iteachmath geometry proof math maths 3d augmentedreality ios shotonipadpro stem msmath hsmath collegemath figurethat circle tangent edtech triangle theorem calculus apcalc apcalculus calc2

Basic point plotting (x, y, z) & solid construction exercise in GC : Solids have = radii & height = 2*radius. And with Ss can VIRTUALLY TEST the accuracy of their models! 🙂 beta demo .

19 73
2019-03-20

And an arctan(1) & an arctan(2) & an arctan(1), arctan(2), arctan(3): HAPPY PI DAY!!! 😃 https://t.co/8BatAzK6Uj

2 4
2019-03-14

Any 1 Quadrilateral + Bisectors of its 4 Exterior Angles = 😮? How can we formally prove what is dynamically illustrated here? 🤔 (Source: ). https://t.co/27521S487E.

5 12
2019-02-25

1 Parallelogram + 1 Midpoint + 1 Line Through this Midpoint & Vertex + 1 Perpendicular Segment = 😮? How can we formally prove this phenomenon true? 🤔 Animation: https://t.co/8izmySs0tD (Source: ).

13 30
2019-02-10

In this incircle + extension animation, what is the measure of the green angle? Why is this ALWAYS the case? 🤔(Source: ) https://t.co/A6rEjBr5pT

3 5
2019-02-06

Carnot's - Case of an OBTUSE Dynamic Illustration without Words. How can we formally prove this phenomenon? 🤔(Source: ). https://t.co/qUDdwQwNTh

8 15
2019-01-31

Absolutely LOVE the challenges creates! This 1 = definitely 1 of my top favs. In this regular octagon, how can we formally prove the area of 1 green square = area of the pink rectangle? 🤔https://t.co/XLcUVvpbyu

15 40
2019-01-28

Arc Length in Polar Coordinates (#Calculus): Dynamic & Modifiable Explorer & Illustrator. Created w/: https://t.co/OYvvLamA1y.

19 47
2019-01-23