Mrs. Barrera treated her 8th period to pan dulce after everyone in class scored a 100% on the test. She brought 25 pieces, by the

Mrs. Barrera treated her 8th period to pan dulce after everyone in class scored a 100% on the test. She brought 25 pieces, by the end of the period there were 5 pieces of pan dulce remaining. What was the percent decrease?

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This Post Has 4 Comments

  1. pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

    take good notes.

    do your homework.

    use mnemonics and other tricks.

    do practice tests.

    note: the best i know.

  2. answer

    a,b, and d

    explanation

    a reflection angle is more than

    [tex]\pi \: radians[/tex]

    but less than;

    [tex]2 \pi \: radians[/tex]

    an angle that measures

    [tex]\frac{4 \pi}{3} \: radians[/tex]

    is a reflex angle.(true)

    an angle that measures less than

    [tex]\frac{\pi}{2}[/tex]

    is acute.(true)

    provided we are considering angles greater or equal to zero.

    an acute angle lies in the range.

    [tex]0 \leqslant \theta \: < \frac{\pi}{2}[/tex]

    an obtuse angle is less than 180° but more than 90°

    an angle that measures 300° is obtuse (false)

    an angle that measures 65° is an acute angle.(true)

    [tex]Mark all the statements that are true[/tex]

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