Geometry

Front

What is the midpoint formula for a segment with endpoints (x1, y1) and (x2, y2)?

Back

The midpoint M is given by M = ((x1 + x2)/2, (y1 + y2)/2).

Front

Find the midpoint of the segment with endpoints (5,2) and (-7,4).

Back

(-1, 3)

Front

Find the midpoint of the segment with endpoints (3,-1) and (-1,3).

Back

(1, 1) (Note: This is an example; the actual answer is (1, 1).)

Front

What does SSS stand for in triangle congruence?

Back

SSS stands for Side-Side-Side, a theorem stating that if three sides of one triangle are equal to three sides of another triangle, the triangles are congruent.

Front

What is the value of y if the equation is y + 10 = 39?

Back

y = 29

Front

Solve for x in the equation 2x + 4 = 92.

Back

x = 44

Front

What is the definition of congruent triangles?

Back

Triangles that have the same size and shape, meaning their corresponding sides and angles are equal.

Front

What does the SAS theorem state?

Back

SAS stands for Side-Angle-Side, which states that if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.

Front

What is the formula for the area of a triangle?

Back

Area = (base * height) / 2.

Front

What is the Pythagorean theorem?

Back