Quizzma library

Mathematics

Browse Mathematics resources and answers on Quizzma.

Question

Is the Dead Sea the saltiest body of water in the world, and if so, how many times saltier is it than the ocean? Did Charles Lindbergh soar through the air as a skydiver before he started his career as a pilot? Do many Americans unfortunately get sick and even die from the effects of pesticides? Did the Cuyahoga River catch fire in 1969 because it was so filled with toxic waste?

the Dead sea is the saltiest body of water in the world, its nine times saltier then the ocean 1. Charles Lindbergh, sored threw the air as a sky diver before, he started his career as a pilot 1. unfortunately many Americans get sick and…

Read more →
Question

What reason can be used to complete this proof? m∠1 = m∠3 because ∠1 ∼= ∠3. m∠1 + m∠2 = m∠CXB and m∠2 + m∠3 = m∠AXD ________. m∠1 + m∠2 = m∠AXD because you can substitute m∠1 for m∠3. m∠CXB = m∠AXD by the transitive property of equality. So, ∠AXD ∼= ∠CXB.

What reason can be used to complete this proof? m∠1 = m∠3 because ∠1 ∼= ∠3. m∠1 + m∠2 = m∠CXB and m∠2 + m∠3 = m∠AXD ________. m∠1 + m∠2 = m∠AXD because you can substitute m∠1 for m∠3. m∠CXB = m∠AXD by the transitive property of equality.…

Read more →
Question

The figure shows two semicircles centered at V and W. Point R is on both semicircles. Line PU touches each circle at one point only, points T and U. If PT = 2 and TU = 4, what is the scale factor applied when triangle PTV is dilated to make triangle PUW?

The figure shows two semicircles centered at V and W. Point R is on both semicircles. Line PU touches each circle at one point only, points T and U. If PT = 2 and TU = 4, what is the scale factor applied when triangle PTV is dilated to…

Read more →
Question

To make a cell phone protector, a company uses plastic rectangles 6 centimeters by 10 centimeters. Then squares x centimeters wide are cut from each corner. Use the drop-down menus below to complete statements using words and symbols to describe the area in square centimeters of the remaining plastic. Using Words The area of the remaining plastic is given by the difference: __________ . Using Symbols The area of the remaining plastic is given by the difference: __________ cm² – __________ cm².

To make a cell phone protector, a company uses plastic rectangles 6 centimeters by 10 centimeters. Then squares x centimeters wide are cut from each corner. Use the drop-down menus below to complete statements using words and symbols to…

Read more →
Question

To make a cell phone protector, a company uses plastic rectangles 6 centimeters by 10 centimeters. Then squares x centimeters wide are cut from each corner. Use the drop-down menus below to complete statements using words and symbols to describe the area in square centimeters of the remaining plastic. The area of the remaining plastic is given by the difference: The area of the remaining plastic is given by the difference: cm² – cm².

To make a cell phone protector, a company uses plastic rectangles 6 centimeters by 10 centimeters. Then squares x centimeters wide are cut from each corner. Use the drop-down menus below to complete statements using words and symbols to…

Read more →
Question

To make a cell phone protector, a company uses plastic rectangles 6 centimeters by 10 centimeters. Then squares x centimeters wide are cut from each corner. Use the drop-down menus below to complete statements using words and symbols to describe the area in square centimeters of the remaining plastic. Using Words The area of the remaining plastic is given by the difference: ________ . Using Symbols The area of the remaining plastic is given by the difference: ________ cm² – ________ cm².

To make a cell phone protector, a company uses plastic rectangles 6 centimeters by 10 centimeters. Then squares x centimeters wide are cut from each corner. Use the drop-down menus below to complete statements using words and symbols to…

Read more →
Question

Which is the definition of a circle?

Which is the definition of a circle? A set of points that form a curved figure with more than one line of symmetry The set of all points on a plane that are equidistant from a given point The set of all points equidistant from a single…

Read more →
Question

In this excerpt, the author uses parentheses to

In this excerpt, the author uses parentheses to A share a humorous comment about the topic. B propose an alternative explanation for a result. C argue in favor of one expert’s opinion. D provide an explanation of a scientific term.

Read more →
Question

A bag of marbles has equal numbers of red (R), purple (P), blue (B), and orange (O) marbles. A marble is picked from the bag and replaced, then a second marble is picked. Complete parts a and b. a. Represent the possible outcomes in the sample space. Determine the theoretical probability the marbles picked will not include purple.

A bag of marbles has equal numbers of red (R), purple (P), blue (B), and orange (O) marbles. A marble is picked from the bag and replaced, then a second marble is picked. Complete parts a and b. a. Represent the possible outcomes in the…

Read more →
Question

What is the central idea of “Chapter 7”?

What is the central idea of “Chapter 7”? A) Jonas is sure there was a mistake during the Assignments. B) Jonas is not happy with the Assignment given to him. C) Jonas is happy for his friends and their Assignments. D) Jonas is nervous…

Read more →
Question

Which keyword from “Chapter 7” lets Jonas know he was skipped during the assignments? What is the central idea of “Chapter 7”? What does the word serenely suggest about Fiona in “Chapter 7”? Which sentence from “Chapter 7” best illustrates that Jonas is nervous about the Assignment Ceremony?

Which keyword from “Chapter 7” lets Jonas know he was skipped during the assignments? A) “Twenty” B) “clearly” C) “hush” D) “moved” What is the central idea of “Chapter 7”? A) Jonas is sure there was a mistake during the Assignments. B)…

Read more →
Question

A store ships cans by weight. A small box can hold 3 to 5 pounds. A medium box can hold 5 to 8 pounds. The weights of the cans are given below. Drag cans into each box to show what the box could contain. Small Box: 3 to 5 pounds Medium Box: 5 to 8 pounds

A store ships cans by weight. A small box can hold 3 to 5 pounds. A medium box can hold 5 to 8 pounds. The weights of the cans are given below. Drag cans into each box to show what the box could contain. Small Box: 3 to 5 pounds Medium…

Read more →