Reason + triangle - practice problems
Number of problems found: 117
- Identical 20963
In which triangles is the line identical with the height? - Hypotenuse 82331
Given a right triangle KLM with a right angle at M. What is the magnitude of the hypotenuse m if the magnitude of the normal to the hypotenuse m is 4? - Is right triangle
Decide if the triangle XYZ is rectangular: x = 4 m, y = 6 m, z = 4 m - N-gon angles
What is the sum of interior angles 8-gon? What is the internal angle of a regular convex 8-polygon? - Rhombus 29
One of the diagonals of a rhombus is equal to a side of the rhombus. Find the angles of the rhombus. - Calculate 14733
Square has the side a = 12 cm. Calculate the area of a triangle in the square. - Triangle 8320
Is there a triangle with heights of 4, 7, and 10 meters? - Determine 69304
Determine the size of the ACF angle in the regular ABCDEF hexagon. - Isosceles 5856
How many isosceles triangles form in a square when we mark all diagonals? - Mysterious area
The trapezoid ABCD is given. Calculate its area if the area of the DBC triangle is 27 cm². - Determined 16233
How many lines are determined by 5 points if three lie in one line? - Triangle 3187
In a general triangle, the aspect ratio a: b = 2: 3. What is the ratio of heights va: vb? - Probability
How probable is a randomly selected three-digit number divisible by five or seven? - It is rectangular?
The size of two of the angles in a triangle is α=110°, β=40°. Is it a right triangle? - Coordinates of square vertices
I have coordinates of square vertices A / -3; 1/and B/1; 4 /. Find coordinates of vertices C and D, C and D. Thanks, Peter. - (perimeter) 61854
Construct triangle ABC when we know a + b + c (perimeter), height to side c, and angle gamma. - Magnitudes 19623
Calculate the magnitudes of the interior angles of a triangle if you know that these are in a 2: 3: 5 ratio. - Circumference 4246
In the ABC triangle, we connected the centers of the sides, creating a smaller triangle with a circumference of 14 centimeters. What is the perimeter of triangle ABC? - Circles
Three circles of radius 30 cm, 28 cm, and 37 cm are mutually tangent. What is the triangle perimeter whose vertices are the circles' centers? - In an
In an ABCD square, n interior points are chosen on each side. Find the number of all triangles whose vertices X, Y, and Z lie at these points and on different sides of the square.
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