Geometry Semester Review

If two angles are complementary to vertical angles, then...

• the angles are supplementary

• the angles are congruent

• the angles are right angles

• the angles are adjacent angles

The sum of the lengths of any two sides of a triangle...

• is equal to the third side.

• is shorter than the third side.

• is longer than the third side.

• none of the above.

If the endpoints of a line segment lie in a plane,...

• then all points of the line segment lie in the plane.

• then one point of the line segment lies in the plane.

• then the line segment is perpendicular to the plane

• none of the above.

In an isosceles triangle, the median to the base is....

• the altitude to the base.

• the bisector of the base.

• perpendicular to the base

• all of the above

If point X has coordinate -9 and point Y has coordinate 17, then the coordinate of the midpoint of XY is

• 4

• 8

• -4

• 26

IF angle D is supplementary to angle E and angle D is acute, then angle E is

• Acute

• Right

• Obtuse

• none of these

If the vertex angle of an isosceles triangle is 30 degrees, then each base angle is....

• 30 degrees

• 75 degrees

• 90 degrees

• 150 degrees

If the sum of the base angles of an isosceles triangle is 10 degrees, then the vertex angle is..

• 70 degrees

• 90 degrees

• 160 degrees

• 170 degrees

A quadrilateral with perpendicular diagonals

• kite

• square

• rhombus

• all of the above

Which do NOT determine a plane?

• two parallel lines

• three non-collinear points

• two perpendicular lines

• none of the above