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5
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AB BC
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6
|
C=C
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7
|
4(2+8)=(8+16)
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8
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Two angles are complementary if and only if the add up to 90˚
|
9
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m ABC + m DEF=90˚
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10
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m XYZ + m TUV= 180˚
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11
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x+4=11, x=7
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13
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x/3=9, x=27
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14
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x-4=8, x=12
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15
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4+8=8+4
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1
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4x=16, x=4
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2
|
...then I will mow the back half
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3
|
If two angles add up to 180˚, then they are complementary.
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4
|
D bisects ABC. m ABD + m DBC=m ABC
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12
|
If you mow the front half of the lawn....
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