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[DOC File]Geometry - Winston-Salem/Forsyth County Schools
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1. Determine the length of the altitude of an equilateral triangle whose side lengths measure 5 units. 2. If one leg of a right triangle has length 5 and the adjacent angle is 30°, what is the length of the other leg and the hypotenuse? 3. If one leg of a 45°–45°–90° triangle has length 5, what is the length …
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[DOC File]Math Club Worksheet #1 - Stanford University
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Let the variable d represent the length of a side of the triangle, and let the variable Q represent the charge at each corner. Since the triangle is equilateral, each angle is 60o. The direction of is in the y-direction . Also notice that it lies along the bisector of the opposite side of the triangle.
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[DOCX File]DrFrostMaths.com
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Predict the perimeter of the triangle if the side length is 20 cm. Identify the type of relationship between the perimeter and the side length. Hint: Examine the first differences. Create a formula that can be used to find the perimeter of an equilateral triangle with side length n. Verify that your formula works.
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Perimeter of Equilateral Triangle | Formula | Maths
Isosceles triangles are triangles with two sides of equal length and two angles of equal degree. Equilateral triangles are triangles with three sides of equal length and three angles of equal degree. Fill in the missing angles. 2. Fill in the missing angles. (Hint: this is an _____ triangle) 3. Fill in the missing angles and side length K.
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[DOC File]Ms. Mandeville
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30-60-90 Triangle Right Triangle Trigonometry Area of a Triangle. SOH – CAH – TOA Area of an Equilateral Triangle: OR. Ex 1) Find the area of an equilateral triangle Ex 2) Find the area of an equilateral triangle. with side length of 8. with side length of 10. Ex 3) The area of an equilateral triangle is 15. Find the length of the sides ...
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[DOC File]Investigate the following situations
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(1) Find the area of an equilateral triangle if each side is 8. (2) (3) Find the length of the arc of a sector of 54( in a circle if the radius is 10. Find the area of the sector. (4) The apothem of a regular hexagon is .
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[DOC File]Special Right Triangles Review Problems
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IMC Geometry. The diagram shows a large equilateral triangle divided by three straight lines into seven regions. The three grey regions are equilateral triangles with sides of length 5cm and the central black region is an equilateral triangle with sides of length 2cm.What is the side length of the original large triange?A 18cmB 19cmC 20cmD 21cmE 22cm
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[DOC File]Chapter 2
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The base is an equilateral triangle with side length 2 cm and the length of the prism is 6 cm. 2. Describe the faces of: a) a cube. b) a right square pyramid. c) a right pentagonal prism. 3. Draw a net for each of the following objects. You can choose your own dimensions. a) A square room. b)
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[DOC File]Homework 1 - Department of Physics and Astronomy
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An equilateral triangle has side length 10 centimeters. Find its area in square centimeters. Hint: The altitude of an equilateral triangle is the perpendicular bisector of its base.
equilateral triangle calculate sides

Side length of equilateral triangle