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Math

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    chapter 17
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  • Reflection is the ____ image of the shape.
    Mirror
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  • Reflection is one of the types of Rotation :Translation, Transformations, None of these
    Transformations  
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  • Triangle A is rotated 90° clockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?
    D
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  • What are rotations?
    Rotations are transformations that turn a shape around a fixed point.
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  • give 2 examples of rotation and reflection on real life.
    Rotation of earth, reflection of your face in the mirror, reflection of the light in the water and rotation of clock ticking.
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  • What is translation?
    Translation is a type of transformation that moves a shape in a horizontal direction (left and right) and in a vertical direction
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  • Shape A has been translated to shape B by the column vector
    (2/2)
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  • Find the scale factor.
    0.5
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  • What is a ratio?
    A ratio indicates how many times one number contains another.
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  • If I have 20 pens and I want to share in a ratio 2:3. How many pens is person 1 going to get?
    8:12
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  • There are 80 girls and 76 boys. What is the ratio boys to girls in its simples form?
    19:20
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  • What is the ratio between a square angles if we know that the total of angles is 360.
    1:1:1:1
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  • Write the ratio of 96 runners to 216 swimmers in simplest form.
    4:9
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  • Write the ratio of 20 grams to 3 kg as a fraction in simplest form.
    1:150
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  • Find a ratio equivalent to 27/81.
    9:28
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  • Is this statement true.12/24 = 50/100 If no find a ratio equal with 12/24.
    True.
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