# Pythagorean theorem + triangle - math problems

#### Number of examples found: 545

• Is right triangle Decide if the triangle XYZ is rectangular: x = 4 m, y = 6 m, z = 4 m
• Laws From which law follows directly the validity of Pythagoras' theorem in the right triangle? ?
• Triangle Can be rectangular triangle equilateral? Find radius of circle using pythagorean theorem where a=9, b=r, c= 6+r
• Medians and sides Determine the size of a triangle KLM and the size of the medians in the triangle. K=(-5; -6), L=(7; -2), M=(5; 6).
• OPT What is the perimeter of a right triangle with the legs 14 cm and 21 cm long?
• Body diagonal Calculate the length of the body diagonal of the 6cm cube.
• ABS CN Calculate the absolute value of complex number -15-29i.
• Is right triangle or not If right triangle ABC, have sides a=13, b=11.5, c=22.5. Find area.
• Right angle If a, b and c are two sides of a triangle ABC, a right angle in A, find the value on each missing side. If b=10, c=6
• Find diagonal Find diagonal of cuboid with length=20m width=25m height=150m
• Square Calculate area of the square with diagonal 64 cm.
• Construct Construct a rhombus ABCD, if the size of the diagonal AC is 6 cm and diagonal BD 8 cm long.
• Two parallel chords The two parallel chords of the circle have the same length of 6 cm and are 8 cm apart. Calculate the radius of the circle.
• Equilateral triangle Calculate the side of an equilateral triangle, if its area is 892 mm2.
• Cube in sphere The sphere is inscribed cube with edge 8 cm. Find the radius of the sphere.
• Diamond Side length of diamond is 35 cm and the length of the diagonal is 56 cm. Calculate the height and length of the second diagonal.
• Rhombus OWES OWES is a rhombus given that OW 6cm and one diagonal measures 8cm. Find its area?
• Inscribed rectangle The circle area is 216. Determine the area of inscribed rectangle with one side 5 long.
• Chord - TS v2 The radius of circle k measures 87 cm. Chord GH = 22 cm. What is TS?

Do you have an interesting mathematical word problem that you can't solve it? Submit math problem, and we can try to solve it.

We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...
See also our trigonometric triangle calculator. Pythagorean theorem is the base for the right triangle calculator.