Lengths of a staircase and the hypotenuse of a right-angled triangle with the adjacent of 1 unit and the perpendicular of 1 unit for each
111044
Vector path length of a hypotenuse
125597
calculator's angle answer for trig ratios that can work in more than 1 quadrant on the unit circle
153422
How to find the corrsponding expression after working with natural units $\hbar=c=1$?
151502
Finding the inverse of the arc length function
43183
basic geometry angle problem
53499
Equilateral triangle inscribed in a triangle
74143
Simplifying and evaluating $\cot 70^\circ+4\cos 70^\circ$
12646
In acute angle triangle, prove that $\cos (A-B) \cos (B-C) \cos (C-A)\ge 8\cos A \cos B \cos C$
40596
Proving a relation between inradius ,circumradius and exradii in a triangle
112896
Construct the triangle with given angle bisectors
128661
Geometry question on right triangle
88283
Proving the length of angle bisector
153654
How many non congruent trapeziums are possible with the side lengths from {1,3,4,5,6}
27089
Find the radius of the inscribed circle of a right triangle.
5642
Geometry with Trigonometry
95355
How many distinct ways to climb stairs in 1 or 2 steps at a time? (Fibonacci puzzle)
99012
Finding an angle in a $80^\circ$-$80^\circ$-$20^\circ$ triangle (variant involving $70^\circ$ and $60^\circ$)