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Page 163
... apothem OR , locate points X , Y , Z , W on the diagonals of the square . N X EPF A B YG R S M W ZH Statement . EFGH · · • is a regular octa- D LTK gon . 2. Construct Is to the diagonals at X , Y , Z , and W , thus locating E , F , G ...
... apothem OR , locate points X , Y , Z , W on the diagonals of the square . N X EPF A B YG R S M W ZH Statement . EFGH · · • is a regular octa- D LTK gon . 2. Construct Is to the diagonals at X , Y , Z , and W , thus locating E , F , G ...
Page 271
... apothem BD ? Solution . 2 . 3 . :: 4 . 1. Since AC = × 360 ° , LDBA = 18 ° . BD = cos ≤ DBA ; AB or BD = 12 x cos ... apothem and a side of the regular pentagon in- scribed in a circle of radius 10 in . 3. Find the side and ...
... apothem BD ? Solution . 2 . 3 . :: 4 . 1. Since AC = × 360 ° , LDBA = 18 ° . BD = cos ≤ DBA ; AB or BD = 12 x cos ... apothem and a side of the regular pentagon in- scribed in a circle of radius 10 in . 3. Find the side and ...
Page 274
... apothem ? ( 2 ) Its radius ? 2. What is the perimeter of a regular octagon when the length of a side is 8 in . ? 3. What is the area of a regular pentagon whose sides are 5 in . and whose apothem is 3.44 in . ? 4. ( a ) How long is the ...
... apothem ? ( 2 ) Its radius ? 2. What is the perimeter of a regular octagon when the length of a side is 8 in . ? 3. What is the area of a regular pentagon whose sides are 5 in . and whose apothem is 3.44 in . ? 4. ( a ) How long is the ...
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AABC ABCD ADDITIONAL EXERCISES ADEF adjoining figure altitude angle formed angles are equal apothem ARST AXYZ base angles bisector bisects central angle chord circumscribed conclusion corresponding sides cuts diagonals diameter Draw drawn equal angles equal circles equal sides equidistant equilateral triangle EXERCISES FOR CHAPTER extended exterior angle figure for Ex Find the area geometry hypotenuse Hypothesis inscribed inscribed angle intersect isosceles trapezoid isosceles triangle Locate locus of points mean proportional measure median meeting AC mid-point opposite sides parallelogram perimeter perpendicular perpendicular-bisector Plan plane Proof Prove pupil quadrilateral radii radius ratio rectangle regular hexagon regular polygon rhombus right angle right triangle secant similar triangles square STATEMENTS REASONS straight line Suggestion tangent theorem vertex angle vertices XYZW ZAOB