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Is a square a figure that has 4 congruent sides and 2 pairs of parallel sides?
That description only guarantees a rhombus. In order to guarantee that it's a square, the angles must also be congruent.
How many sides of a triangle must be congruent to be considered an isosceles triangle?
2 sides
What trapezoid must have a pair of parallel sides and a pair of congruent sides?
An isosceles trapezoid must have a pair of parallel sides and a pair of congruent sides
Why must rhombuses have one pair of congruent sides?
All four sides of a rhombus must be congruent. In order for it to have four equal sides, it must have two!
What are the rules for and isosceles triangle?
2 sides must be congruent and opposite those two sides must be congruent angles.
If a quadrilateral has four congruent sides but its adjacent angles are not congruent then the quadrilateral is a?
An impossibility. By definition a quadrilateral with 4 congruent sides must have congruent adjacent angles.
What must be true of the side lengths of a polygon to build a rectangle that is not square?
For a figure to be a square, it must have four congruent sides and four right angles. For a figure to be a rectangle, it only has to have four right angles.
What must be shown to be congruent in order to say that the triangles are congruent by SAS?
Two sides and the included angle of one triangle must be congruent to two sides and the included angle of the other.
Similar triangles must have congruent angles and congruent sides?
False dood
What does it mean for a pentagon to be regular?
For a figure to be regular, all its sides and angles must all be congruent. So if a pentagon is regular, all of its sides and angles are equal to each other.
What makes two heptagons congruent?
The seven sides, in order, must be congruent, as must the seven angles.
When are three sides of a trapezoid congruent?
An isosceles trapezium in which the sloped sides are congruent to either the base or the top will have a total of three congruent sides. The top and bottom MUST be different.
