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Geometry Midterm 2017-18
Terms in this set (51)
A _________ triangle has all three sides congruent.
The ________ is the point of concurrency of the three medians of a triangle.
A __________ triangle has no sides that are congruent.
A ____________ is a quadrilateral with exactly one pair of parallel sides
_____ points are on the same line.
a = a is the __________ Property of Equality.
_________________ lines, in the coordinate plane, have slopes whose product is -1.
Two angles are ________________ if the sum of their measures is 90.
The _________ of a triangle connects the vertex of a triangle to the midpoint of the opposite side.
If a = b and b = c, then a = c is the ____________ Property of Equality
An _________ triangle has two or more congruent sides
The point of concurrency of the altitudes of a triangle is called the _____________.
Two angles are ______________ if the sum of their measures is 180.
The ___________ of a triangle connects the vertex of a triangle to the opposite side, forming a right angle.
If a = b then b = a, is the ___________ Property of Equality.
_______________ are lines that do not intersect and do not lie in the same plane.
Figures that are in the same plane are ____________.
A _________ is a parallelogram with four congruent sides.
The ___________ is the point of concurrency of the three angle bisectors of a triangle.
The perpendicular bisector of a segment is a line, segment, or ray that is perpendicular to the segment at its ___________.
A ________ is part of a line consisting of two end points and all points between them.
An ______________ is a ray that divides an angle into two congruent coplanar angles.
Two angles whose sides are opposite rays are ___________.
A _________ polygon is both equilateral and equiangular.
An ________ triangle has an angle measure greater than 90.
The two congruent sides of an isosceles triangle are the ______.
The _________ of a triangle connects the midpoints of two sides.
The non-congruent side of an isosceles triangle is called the _____.
A __________ is a parallelogram with four right angles.
Two angles that share a base of a trapezoid are its _______________.
In a right triangle, the side opposite the right angle is the ______________.
Opposite angles of a parallelogram are congruent.
When formed by two parallel lines and a transversal, same-side interior angles are supplementary.
Two angles that share a vertex and a common side are adjacent.
Parallel lines are coplanar.
The circumference of a circle with a 10 inch radius is 10pi inches.
Opposite rays are collinear.
It is possible for a triangle to have side lengths 3m, 5m, and 6m.
The midpoint between (5,-2) and (1,10) is (6,8).
Intersecting lines are coplanar.
The approximate distance between (5,-6) and (15,0) is 11.7 units.
A triangle can have two obtuse angles.
The sum of the interior angle measures of a hexagon is 360.
A rectangle has congruent diagonals.
Base angles of an isosceles triangle are congruent.
The sum of the measures of the exterior angles of a polygon, one at each vertex, is 180.
When formed by parallel lines and a transversal, corresponding angles are supplementary.
The diagonals of a rhombus are perpendicular.
Skew lines are non-coplanar.
When formed by two parallel lines and a transversal, alternate interior angles are supplementary.
The diagonals of a trapezoid are congruent.
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