Math Practice 101
Homework Explained - Math Practice 101

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Grade 4 HMH Go Math - Answer Keys


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  • Question 14 (request help)

    Hadley wants to divide this angle into three angles with equal measure. What will the measure of each angle be?
  •    \(^\text{o}\)
  • Question 15 (request help)

    Tracy measured an angle as 50° that was actually 130°. Explain her error.
  • Type below:
  • Question 16 (request help)

    Choose the word or number to complete a true statement about \(\angle{QRS}\).

    \(\angle{QRS}\) is a(n) angle that has a measure of .
  • Type below:

Earth’s Axis Earth revolves around the sun yearly. The Northern Hemisphere is the half of Earth that is north of the equator. The seasons of the year are due to the tilt of Earth’s axis.

Use the diagrams and a protractor for 17–18.

  • Question 17 (request help)

    In the Northern Hemisphere, Earth’s axis is tilted away from the sun on the first day of winter, which is often on December 21. What is the measure of the marked  angle on the first day of winter, the shortest day of the year?
  •    \(^\text{o}\)
  • Question 18 (request help)

    Earth’s axis is not tilted away from or toward the sun on the first days of spring and fall, which are often on March 20 and September 22. What is the measure of  the marked angle on the first day of spring or fall?
  •    \(^\text{o}\)

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