Chapter 10: Circle Geometry - McGraw-Hill Ryerson

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$Math and Chemistry - McGraw-Hill Ryerson$

Name: _____________________________________________________ Date: ______________ 8. If you know that the radius CD is 5 cm and BC is 3 cm, what is the area of ∆ABD? D 5 cm C A E B CA is also the radius, so the length is cm. Label CA on the diagram. BC = cm ∆ABC is a triangle. Find the length of AB. Formula → Substitute → Solve → Area of ∆ABD: Formula→ A = b × h ÷ 2 Substitute → Solve → 24 MHR ● Chapter 10: Circle Geometry DRAFT h = DC + BC = + = Sentence: _____________________________________________________________________
Name: _____________________________________________________ Date: ______________ A mandala is a piece of art framed inside a circle. The North American Plains Indians and Tibetan Buddhists create mandalas. a) Create a mandala using the example as a guide by following the pattern. DRAFT b) You want to display your mandala. How much room will you need? Find the centre using 2 chords and the perpendicular bisector of each. Mark it with a black dot. What is the radius? cm What is the diameter? cm Calculate the circumference. C = π × d = × = You will need about cm to display your mandala. 10.2 Math Link ● MHR 25
Page 1 and 2: CHAPTER 10 GET READY XX Math Link X
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Page 51 and 52: Many Aboriginal peoples know the le
Page 53: Working Example 2: Show You Know a)

Chapter 10: Circle Geometry - McGraw-Hill Ryerson

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