2 years ago

How many ways can four items be selected from a group of seven items?

Mathematics

1 answer:

Neko [114]2 years ago

4 0

7!/(7-4)! = 840 ways

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Without measuring, how can you determine whether two sides of a polygon are congruent?

Alinara [238K]

Ow... this geometry is sure hard!!
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Wait a second. Nope.
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TWO SIDES!!
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ITT!!
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CONVERSE ITT!!
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Converse Isosceles Triangle Theorem!
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Look at the picture I attached.
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Two angles equal... THE SIDES ADJACENT TO IT EQUAL!!
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PERFECTO!!
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Hope I helped!!

Source: I am learning Honors Geometry, near end of course.

7 0

2 years ago

Yo help me out please.

katrin2010 [14]

Answer:

Step-by-step explanation:

-12 = -3/4x + 3

-9 = -3/4x

-9 = (-3/4) times x

-9 = (-3/4) times 12

hope this helps! :)

6 0

2 years ago

*ANSWER CORRECTLY TO BE BRAINILEAST*

posledela

Answer:

Step-by-step explanation:

The mode of the set is the number that occurs the most. In this case, 90 occurs more than any of the other terms. You can keep track using a tally chart:

80 |

82 |

90 ||

92 |

86 |

74 |

68 |

88 |

98 |

6 0

2 years ago

Read 2 more answers