## Ivan found the change in a scale factor. His work is shown below. What error did Ivan make? Old length = 35 feet New length = 10 feet StartFraction 10 divided by 5 over 35 divided by 5 EndFraction = StartFraction 2 over 7 EndFraction

View Answers## A certain coin is a circle with diameter 18 mm. What is the exact area of either face of the coin? The exact area of either face of the coin is 33 nothing mmsquared.

View Answers## The dot plots show rainfall totals for several spring storms in highland areas and lowland areas. What is the median rainfall for the highland storms? What is the median rainfall for the lowland storms?

View Answers## The temperature measured in Kelvin (K) is the temperature measured in Celsius (C) increased by 273.15. This can be modeled by the equation K = C + 273.15.

View Answers## The diameter of a circle is 10 meters. What is the area of the circle? (Use 3.14 for Pi and round to the nearest tenth.) 31.4 meters squared 62.8 meters squared 78.5 meters squared 125.6 meters squared

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## The trinomial x2 + bx – c has factors of (x + m)(x – n), where m, n, and b are positive. What is the relationship between the values of m and n? Explain.

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## A shop recorded total sales of $2,000 on Monday. On Tuesday, its sales fell by 10%. On Wednesday, sales fell by another 20% compared with Tuesday. From Wednesday to Thursday, sales increased by an amount equal to 25% of Monday’s total sales. What is the net change, in dollars, in total sales from Monday to Thursday?

View Answers## Which of the following formulas could be used to determine the volume of a cone stacked on top of half a sphere? Select all that apply

View Answers## Lyle’s little brother is playing with a plastic container at the beach. The container is a right rectangular prism with a length of 14 inches, a width of 6 inches, and a height of 4 inches. A prism has a length of 14 inches, width of 6 inches, and height of 4 inches. If Lyle’s little brother has filled the container halfway full with sand, what is the volume of sand in the container? 12 Inches cubed 42 Inches cubed 168 Inches cubed 336 Inches cubed

View Answers## The Candle Factory is producing a new candle. It has a radius of 3 inches and a height of 5 inches. What is the surface area of the candle? Use 3.14 for Pi. Round to the nearest whole cubic inch. A cylinder with a radius of 3 inches and height of 5 inches. Recall the formula S A = 2 pi r squared + 2 pi r h. 48 square inches 151 square inches 251 square inches 414 square inches

View Answers## A rectangular prism has a length of 7.5 m, a height of 5 m, and a volume of 225 m3. A prism has a length of 7.5 meters, width of w, and height of 5 meters. Which steps are correct to find the width of the prism? Check all that apply. Substitute the known values into the volume formula. 225 = (7.5) (w) (5) Substitute the known values into the volume formula. 7.5 = (225) (w) (5) The width of the prism is 6 m. The width of the prism is 5.5 m. Divide StartFraction 225 Over 37.5 EndFractionto find …

View Answers## Which shows a correct way to determine the volume of the right rectangular prism? A prism has a length of 4 centimeters, height of 6 centimeters, and width of 3 centimeters. 3 + 6 + 4 = 13 Centimeters cubed 2(3 + 6 + 4) = 26 Centimeters cubed 4(3) + 6 = 18 Centimeters cubed 3(6)(4) = 72 Centimeters cubed

View Answers## How is the volume of a composite figure calculated? Describe the process for finding the volume of a composite figure.

View Answers## Analyze Danisha’s work for finding the volume of the composite figure. What was her mistake?

View Answers## Julian purchases one tank that is in the shape of a triangular prism, and another tank that is in the shape of a triangular pyramid. Both tanks have congruent heights of 28 inches and bases that are both triangular shaped with a base of 24 and a height of 25. He wants each tank to hold at least 30 gallons of water. Which of the following statements best describes the scenario. James’ tank can hold almost 20 times as much water as Julian’s tank James’ tank can hold almost 21 times as much water as Julian’s tank James’ tank can …

View Answers## Your neighbor also has a swimming pool of the same shape as yours, but it is 75% the depth. Your pool is 1015 cubic feet. What is the volume of the neighbor’s pool? Round your answer to the nearest whole number. a0 cubic feet

View Answers## Two trees have the same girth but different heights. The volume of the shorter tree is estimated to be 142 cubic feet. How can you use Cavalieri’s Principle to find the volume of the second tree?

View Answers## Barney has a swimming pool in his backyard. Calculate the volume of the swimming pool. Round your answer to the nearest whole number. a0 cubic feet

View Answers## Using Cavalieri’s Principle, write the general equation for the volume of a sphere. To do this, compare the volume of a hemisphere with the volume of the cylinder whose base is the same area as that of the hemisphere first. Upload your work to justify your answer.

View Answers## A tree has a circumference of 16 ft. Calculate the volume of wood it contains if the tree is 10ft tall. Round your answer to the nearest whole number. a0 cubic feet

View Answers## Type the correct answer in each box. Use numerals instead of words. If necessary, use / for the fraction bar(s). Mrs. Browning pays Pete 5¢ for every square yard of lawn that he mows. The shape of Mrs. Browning's lawn is shown. The area of the lawn is ? square yards. The amount that Pete will be paid for mowing the lawn is ? $ .

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