How can I find the length of the third side of any triangle?
Here are a few examples. Closing Remarks If you want to calculate the third side of the triangle, you need more information than simply two sides. For example, if you know the triangle is a right triangle, …
Length of hypotenuse using one side length and angle
7 I bet this question has been asked a million times, but I can't find a straight answer. I need to find the length of the hypotenuse in a triangle where I have one side and all the angles. Example: Now in the …
Finding the lengths of the sides of a triangle given 3 angles only.
Apr 7, 2014 · 2 Think about similar triangles. Two similar triangles have exactly the same angles, but the sides are (generally) not the same length. That fact alone tells you that it is not possible to determine …
Find the side of an equilateral triangle inscribed in a circle.
Jul 24, 2015 · Hint: The problem with your method is that the diameter through C extends through the bottom of the small triangle, hence your "2r" claim is inaccurate. On the other hand, you can easily …
Working out the length of the 3rd side of an isosceles triangle ...
Aug 23, 2015 · In the case of a general isosceles triangle, the angle bisector between the two equal sides is also an altitude/perpendicular to the third side. Thus this would divide the isosceles triangle …
How to find the length of one of the sides of a triangle given the area
Nov 7, 2018 · Don’t calculate, cut the triangle along the height instead to get two triangles with sides $8-17-15$. Now glue them together at their common sides of length $8$ to get the wanted triangle; its …
Can I find the length of an right angle triangle, from one side and two ...
Mar 18, 2018 · In the image below, the plane is represented by the triangle side B - C. (S3) A is the point that is at zero. B is the mid-point of the plane. What I need to calculate is the distance from Point A, …
geometry - Find the length of a line segment in a triangle ...
May 10, 2024 · What is the length of AD? I've tried drawing an altitude from the vertex B, just to form a right triangle EAB whom I figured out the lengths based on the sine and cosine of 60 ∘. Then, I found …
Find base of isosceles triangle with side length and angle
Jan 27, 2015 · 0 I would like to calculate the length of the side in red on the image. I tried the Law of cosines, but maybe i haven't applied the formula right, because for a side "a" and "b" of size 64 and a …
Find length of 3rd leg of a triangle (that is not a right triangle)
Apr 26, 2024 · Assume I have any triangle $\\triangle ABC$. I know that given the lengths two sides of the triangle and angle between them, I can find the length of the third side. In other words, given …