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Key Concepts Quiz 2.4
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1

Which of the following is a composite figure?
Composite Figures Worked Example (17.0K)
A)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q1a.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (2.0K)</a>
B)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q1b.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (3.0K)</a>
C)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q1c.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (2.0K)</a>
D)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q1d.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (3.0K)</a>

Use the document below to help answer questions 2 and 3:

Areas of Composite Figures Worked Example (28.0K)



2

Find the area of the composite figure shown.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q2.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (5.0K)</a>
A)350 cm2
B)200 cm2
C)175 cm2
D)56.2 cm2
3

Abdul installed a swimming pool of diameter 6 m in the middle of his back yard. Find the area of the lawn around the pool.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q3.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (8.0K)</a>
A)205.7 m2
B)234.0 m2
C)262.3 m2
D)375.4 m2

Use the document below to help answer questions 4 and 5:

Perimeters of Composite Figures Worked Example (29.0K)



4

Maryushka built a double golf green in her back yard to practice her putting. Find the perimeter of the green.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q4.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (10.0K)</a>
A)74.2 m
B)49.1 m
C)25.1 m
D)24 m
5

Slobodan made a machine template with the shape shown. Find the perimeter of the template.
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/007092242x/118751/MATC9_Ch02_4_KeyConcepts_Quiz_Q5.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (5.0K)</a>
A)57 cm
B)69 cm
C)70 cm
D)90 cm





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