Geometry Mid Term Review

Front

What are Alternate Interior Angles?

Back

Angles that are on opposite sides of a transversal and inside the two lines it intersects.

Tags

CCSS.8.G.A.5

Front

If DE is the midsegment of triangle ABC, what does that imply about DE?

Back

DE is parallel to side BC and its length is half the length of BC.

Tags

CCSS.HSG.SRT.B.4

Front

How do you find the length of a segment in geometry?

Back

Use the distance formula or properties of triangles and segments.

Tags

CCSS.6.G.A.3

Front

What is a scale factor in geometry?

Back

A number that scales, or multiplies, some quantity.

Tags

CCSS.7.G.A.1

Front

What does a reflection across the x-axis do to a point (x, y)?

Back

It transforms the point to (x, -y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What are Vertical Angles?

Back

Angles that are opposite each other when two lines intersect; they are always equal.

Tags

CCSS.7.G.B.5

Front

What are Corresponding Angles?

Back

Angles that are in the same position on two parallel lines in relation to a transversal.

Tags

CCSS.8.G.A.5

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Tags

CCSS.6.G.A.1

Front

What is the Pythagorean Theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Tags

CCSS.8.G.B.8

Front

What is the difference between acute, obtuse, and right angles?

Back

Acute angles are less than 90°, right angles are exactly 90°, and obtuse angles are greater than 90° but less than 180°.

Tags

CCSS.4.G.A.1