Which of the following statements about parallelograms are true? Select all that apply.

options:

All parallelograms have 4 right angles.

All parallelograms have rotational symmetry of 90°.

All parallelograms have rotational symmetry of 180°.

A rectangle is a parallelogram.

All parallelograms have exactly 4 lines of symmetry.

Select the correct answer from each drop down menu

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a. m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum. how many seats does the larger van have?

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.