Author Question: Which of the following, if any, is NOT a characteristic of all parallelograms? (a) The diagonals ... (Read 232 times)

washai

  • Hero Member
  • *****
  • Posts: 523
Which of the following, if any, is NOT a characteristic of all parallelograms?
 
  (a) The diagonals are perpendicular.
  (b) Opposite sides are parallel.
  (c) Opposite angles are congruent.
  (d) Opposite sides are congruent.
  (e) These are all characteristics of every parallelogram.

Question 2

The intersection of the altitudes of any triangle is called the
 
  (a) incenter.
  (b) orthocenter.
  (c) circumcenter.
  (d) centroid.
  (e) None of these is correct.



pocatato

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

a

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

For a complete list of videos, visit our video library