Respuesta :
Answer:
1: Because all lines on a rectangle never touch so it is a parallelogram. But all sides of a square don't touch either, so that's also a parallelogram. So not all parallelograms are rectangles since squares are also parallelograms
Step-by-step explanation:
Answer:
Step-by-step explanation:
1. All internal angles of a rectangle are 90° while the internal angles of a parallelogram may differ
2. A quadrilateral just means anything with 4 sides (quad meaning 4 and lateral meaning sides) and it is 2-dimensional with straight sides.
Therefore, the trapezoid and isosceles trapezoid are quadrilateral
a) A quadrilateral must have a pair of parallel sides to be classified as a trapezoid.
b) A quadrilateral must have the left and right side to be of equal length and the base angles equal to be classified as an isosceles trapezoid
I hope this answers your questions correctly