WebQ. State 'True' or 'False': (i) A triangle can have two right angles. (ii) A triangle cannot have two obtuse angles. (iii) A triangle cannot have two acute angles. (iv) A triangle can have each angle less than 60°. (v) A triangle can have each angle equal to 60°. (vi) There cannot be a triangle whose angles measure 10°, 80° and 100°. WebA triangle has three angles. The three angles of the triangle ABC are ∠ABC, ∠BCA, and ∠CAB. These angles are also called ∠B, ∠C, and ∠A, respectively. The point of intersection of any two sides of a triangle is known as a vertex. A triangle has three vertices. In triangle ABC, the vertices are A, B, and C. Properties of a Triangle
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WebThe values of the trigonometric functions can be evaluated exactly for certain angles using right triangles with special angles. These include the 30-60-90 triangle which can be used … WebA triangle has three sides, three vertices, and three interior angles. The angle sum property of a triangle states that the sum of the three interior angles of a triangle is always 180°. … grant county indiana recycle center
How many acute angles can a right triangle have? - Vedantu
WebA Triangle can have 3, or 1 or no lines of symmetry: Quadrilaterals Different types of Quadrilaterals (a 4-sided plane shape): Regular Polygons A regular polygon has all sides equal, and all angles equal: An Equilateral Triangle (3 sides) has 3 Lines of Symmetry A Square (4 sides) has 4 Lines of Symmetry A Regular Pentagon (5 sides) WebA triangle has three sides and three angles The three angles always add to 180° Equilateral, Isosceles and Scalene There are three special names given to triangles that tell how … WebThe proof shown in the video only works for the internal angles of triangles. With any other shape, you can get much higher values. Take a square for example. Squares have 4 … grant county indiana recorder