The sides of a square or rectangle
Answer:
Isosceles trapezoid
Step-by-step explanation:
-An isosceles trapezoid is also sometimes called a convex quadrilateral.
-It properties include:
- A line of symmetry can often bisects a pair of opposite sides.
- It has to obtuse alternating with each other after which a pair of acute angles alternate with each other i.e 80°, 80°,100°,100°
- It has a trapezoidal shape which by definition has a two pair of parallel sides.
- The angles on it's base or ceiling are equal hence the name Isosceles Trapezoid.
Yes. Because rational numbers can be written in a form of fraction and they are integers.
Answer:

Step-by-step explanation:
5x4+20x3-105x2
5x2( x^2 +4x -21)

Answer:
Volume = Area by height. V = A X h.
Step-by-step explanation:
i hope it helps