5272道题目5525 条题源记录 · 相同内容已合并
表面积・体积与相似立体进阶
A sphere has a radius of \( \frac{8}{3} \) feet. What is the volume, in cubic feet, of the sphere?
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表面积・体积与相似立体挑战
The table shows the volume of two similar solids, right circular cylinder A and right circular cylinder B. The radius of right circular cylinder A is 3 units. The surface area of right circular cylinder A is kπ square units, and the surface area of right circular cylinder B is nπ square units, where k and n are constants. What is the value of n - k? (The surface area of a right circular cylinder with radius r and height h is \( 2πr^{2}+2πrh \) .)
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表面积・体积与相似立体进阶
A hemisphere is half of a sphere. If a hemisphere has a radius of 86 inches, which of the following is closest to the volume, in cubic inches, of this hemisphere?
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表面积・体积与相似立体进阶
To study fluctuations in leaf water potential, samples of wood were taken from 24 trees and cut in the shape of a cube. The length of the edge of one of these cubes is 2.00 centimeters. If this cube has a mass of 4.48 grams, what is the density of this cube, in grams per cubic centimeter?
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表面积・体积与相似立体进阶
A triangular prism has a height of 5 centimeters (cm) and a volume of 115 cm³. What is the area, in cm², of the base of the prism? (The volume of a triangular prism is equal to Bh.where B is the area of the base and h is the height of the prism.)
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表面积・体积与相似立体挑战
To study fluctuations in leaf water potential, samples of wood were taken from 24 trees and cut in the shape of a cube. The length of the edge of one of these cubes is 2.00 centimeters. lf this cube has a mass of 4.48 grams, what is the density of this cube, in grams per cubic centimeter?
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表面积・体积与相似立体进阶
The length of an edge of cube A is one-fourth the length of an edge of cube B. What is the ratio of the surface area of cube A to the surface area of cube B ?
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表面积・体积与相似立体进阶
A cube has an edge length of 82 inches. A solid sphere with a radius of 41 inches is inside the cube, such that the sphere touches the center of each face of the cube. To the nearest cubic inch, what is the volume of the space in the cube not taken up by the sphere?
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表面积・体积与相似立体进阶
For the right circular cone shown, B is a point on the circumference of the base, and the length of segment AB (not shown) is 28 centimeters. If the height of the cone is 14 centimeters and the volume of the cone is kπ cubic centimeters, what is the value of k?
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表面积・体积与相似立体进阶
A chemist combines water and isopropanol to make a mixture with a volume of 38 milliliters (mL). The volume of isopropanol in the mixture is 10 mL. What is the volume of water, in mL, in the mixture? (Assume that the volume of the mixture is the sum of the volumes of water and isopropanol before they were mixed.)
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表面积・体积与相似立体挑战
A cylinder has a diameter of 6 inches and a height of 21 inches. What is the volume, in cubic inches, of the cylinder?
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表面积・体积与相似立体进阶
A chemist combines water and isopropanol to make a mixture with a volume of 41 milliliters (mL). The volume of isopropanol in the mixture is 10 mL. What is the volume of water, in mL, in the mixture? (Assume that the volume of the mixture is the sum of the volumes of water and isopropanol before they were mixed.)
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