7B Geometry Review (Triangles and Polygons)

What is the SUM of the angle measures in a nonagon (9 sides)?

Use the formula (n-2)180

• 1440°

• 900°

• 1080°

• 1260°

Find the value of x.

• 18°
• 28°
• 38°
• 118°

Tags

CCSS.7.G.B.5

_{What is the measure of the following angle?}  

• 21 degrees.
• 34 degrees.
• 70 degrees.
• 172 degrees. 

Tags

CCSS.4.MD.C.6

• 68
• 78
• 88
• 98

Tags

CCSS.7.G.B.5

Which best describes this picture?

• quadrilateral; regular polygon

• quadrilateral; not a regular polygon

• hexagon; regular polygon

• hexagon; not a regular polygon

Tags

CCSS.2.G.A.1

What kind of triangle has no congruent sides?

• equilateral

• isosceles

• horizontal

• scalene

Tags

CCSS.4.G.A.2

A triangle has 2 congruent sides and one 90 degree angle. Which TWO terms accurately describe the triangle?

• isosceles

• obtuse

• scalene

• acute

• right

Tags

CCSS.4.G.A.2

What is a polygon?

• A closed figure made up of straight line segments
• An open figure made up of straight line segments
• A closed figure made up of curved edges
• An closed figure made up of crossed line segments

Tags

CCSS.2.G.A.1

What do we call a shape with two pairs of parallel lines?

• A trapezoid
• A rhombus
• A ray
• A parallelogram

Tags

CCSS.4.G.A.2

Regular or irregular polygon?

• Regular Polygon
• Irregular Polygon

Tags

CCSS.2.G.A.1