Sine, Cosine and Tangent are the main functions used in Trigonometry and are based on a Right-Angled Triangle. Before getting stuck into the … See more Sine, Cosine and Tangent (often shortened to sin, cos and tan) are each a ratio of sidesof a right angled triangle: For a given angle θ each ratio stays the same no matter how big or … See more Move the mouse around to see how different angles (in radians or degrees) affect sine, cosine and tangent. In this animation the hypotenuse is 1, making the Unit Circle. Notice … See more The triangle can be large or small and the ratio of sides stays the same. Only the angle changes the ratio. Try dragging point "A" to change the … See more Why are these functions important? 1. Because they let us work out angles when we know sides 2. And they let us work out sides when we know angles See more
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WebThere are 4 types of triangle. They all have 3 sides and are polygons. 1. Equilateral. Equilateral triangles have 3 equal sides and 3 equal angles of 60°. 2. Isosceles. Isosceles triangles have 2 ... WebNov 9, 2024 · Properties of a Triangle. Angle Sum Property: The sum of all three interior angles is always 180°. Therefore. In the Triangle ΔABC shown above, ∠A+ ∠B+ ∠C= 180°, interior angles of a triangle will be greater than 0° and less than 180°. A Triangle has 3 … speed dating 50 plus near me
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