Solve
Explain.
Shapes
100
What is the sum of the angles of a 14-gon?
2160
100
What is the formula to find the sum of measures of the interior angles of a n- gon?
(n-2)180
100
How many sides does a heptagon have?
7
200
What is the m∠N in parallelogram LMNO ?
106
200
What is the sum of angles of a triangle?
180
200
How many sides does a nonagon have?
9
300
Is parallelogram KLMN a rhombus, a rectangle, or a square? Explain.
Rhombus; the opposite sides of a parallelogram are congruent, so the figure has 4 congruent sides.
300
The sum of interior angles in a quadrilateral?
360
300
how many sides does a stop sign have? What is its shape name?
Hexagon.
400
If MQ = 29.5, what is MN?
7.375
400
What is the definition of a square?
A parallelogram with four right angles
400
What polygon has 4 sides?
Quadrilateral
500
𝐴𝐵 is the midsegment of trapezoid DEFG. What is x?
2
500
What is the definition of a rhombus?
A parallelogram with four congruent sides.
500
How many sides does a Icosagon have?
20