Show line 1

Show line 2

Show line 3

How many angles are there? What is the total?

Show Question 1

:Mark intersection points

Show point

:Mark intersection points

Show points

Show segments

Measure angles

Measure exterior angle 1

Is there any relation between the exterior angle and angles in the triangle?

Measure exterior angle 2

Is there any relation between the exterior angle and angles in the triangle?

Author- Shriranjani, IT FOR CHANGE, Bengaluru
License- CC BY SA 4.0

A = (10.763636363636365, 4.625454545454546)
B = (6.854545454545456, 2.3163636363636364)
f = Line(A, B)
C = (2.6181818181818195, 3.9345454545454555)
g = Line(C, B)
D = Point(g)
h = Line(A, D)
a = false
b = false
c = false
d = false
E = Intersect(f, g)
e = false
F = Intersect(f, h)
G = Intersect(g, h)
i = false
j = Segment(E, G)
k = Segment(G, F)
l = Segment(F, E)
m = false
n = false
α = Angle(E, F, G)
β = Angle(F, G, E)
γ = Angle(G, E, F)
H = Point(h)
δ = Angle(H, F, E)
I = Point(g)
o = false
ε = Angle(I, G, F)
p = false

Tool: SquareTool
Tool2[ <Number>, <Point> ]
Input: side, A
Output: poly1

B = Point(Circle[A, side])
a = Segment(A, B)
c = Circle(A, side)
b = OrthogonalLine(A, a)
C = Intersect(c, b, 2)
d = Circle(C, side)
e = OrthogonalLine(C, b)
D = Intersect(d, e, 1)
poly1, a_1, b_1, d_1, c_1 = Polygon(A, B, D, C)