CCSS.Math.Content.4.G.A.1

Jerry plants a garden in the shape of a triangle.  The angles of the triangle measure 45, 40 and 95 degrees.  How would the shape of Jerry's garden be classified?

• Acute triangle
• Obtuse triangle
• Right triangle
• Regular triangle

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CCSS.Math.Content.4.G.A.1

This is what kind of angle?

• right
• acute
• obtuse
• straight

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CCSS.Math.Content.4.G.A.1

Why is a Triangle called an Obtuse Triangle?

• It has 0 obtuse angles
• It has 1 obtuse angle
• It has 2 obtuse angles
• It has 3 obtuse angles

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CCSS.Math.Content.4.G.A.1

Katerin's house has a room that is shaped like the figure here. What type of angles does the room have?

• acute

• right

• obtuse

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CCSS.Math.Content.4.G.A.1

What is a straight path of points that goes on and on in both directions with no endpoints?

• Line

• Line segment

• Perpendicular lines

• Intersecting lines

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CCSS.Math.Content.4.G.A.1

What type of angle measures EXACTLY 180 degrees?

• an acute angle

• an obtuse angle

• a right angle

• a straight angle

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CCSS.Math.Content.4.G.A.1

Which of the following is a right angle?

• 
• 
• 
• 

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CCSS.Math.Content.4.G.A.1

The picture shows examples of

• Points

• Lines

• Line Segments

• Rays

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CCSS.Math.Content.4.G.A.1

What are intersecting lines?

• Lines that never intersect.

• Lines that form square corners.

• Lines that pass through the same point.

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CCSS.Math.Content.4.G.A.1

Classify this triangle by sides and angles (choose two answers).

• Acute triangle

• Obtuse triangle

• Equilateral triangle

• Isosceles triangle

• Scalene triangle

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CCSS.Math.Content.4.G.A.1