Chemistry, 12.11.2020 01:00 joeykyle05

A regular octagon rotates 360° about its center. How many times does the image of the octagon coincide with the preimage during the rotation? A. 1 B. 2 C. 4 D. 8

Answers: 1

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 23:20, anggar20

Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night. when he took it out, its new volume was 322 milliliters, but its pressure was the same. if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is kelvins.

Answers: 2

continue

Chemistry, 22.06.2019 00:00, chameleonsarelife

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Answers: 3

continue

Chemistry, 22.06.2019 13:30, nasibamurodova

What are the chemical names of these compounds? ke: mg3n2: reset next

Answers: 1

continue

Chemistry, 22.06.2019 23:00, aly02

Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c. vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false

Answers: 1

continue

You know the right answer?

A regular octagon rotates 360° about its center. How many times does the image of the octagon coinci...