« previous next »

Author Question: If the coordinates of the vertices of a quadrilateral are (0, 0), (0, -a), (-b, -a), and (-b, 0), ... (Read 632 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
on: Jun 18, 2018
If the coordinates of the vertices of a quadrilateral are (0, 0), (0, -a), (-b, -a), and (-b, 0),
  then it is a(n) ___________.
 
  Fill in the blank(s) with correct word

Question 2

Which of the following transformations maps an isosceles trapezoid onto itself?
 
  (a) A 180 rotation around the point of intersection of the diagonals
  (b) A reflection with respect to the midsegment of the trapezoid
  (c) A 90 rotation around a base vertex
  (d) A reflection with respect to the perpendicular bisector of a base
  (e) All of these are correct.


mk6555

  • Sr. Member
  • ****
  • Posts: 310
Reply #1 on: Jun 18, 2018
Answer to Question 1

a rectangle

Answer to Question 2

d


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

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 use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Ecliptic coordinates Ecliptic coordinates
Ribbon representation of the myosin S1 fragment (from coordinates supplied by Ivan Rayment Ribbon representation of the myosin S1 fragment (from coordinates supplied by Ivan Rayment
If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle
If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle If P(θ) = (√3 /2, -1/ 2), determine the coordinates of P (θ + 90 °) using the unit circle
Quadrilateral Quadrilateral
Quadrilateral with measurements Quadrilateral with measurements
Video: Inflammation Animation

For a complete list of videos, visit our video library