111 Answered Questions for the topic Surface Area

09/18/19

Find Surface Area

What is the surface area of a box if the it has a side with 20cm a side with 10 common and a side with 3cm

08/11/19

Cost of construction of triangular prism.

A hollow equilateral triangular prism has a fixed volume of 1.8 cubic metres. The sides of the triangle have the length P. To build the prism, one of the triangular faces costs 1.2 times what the... more

08/09/19

Finding cost of a triangular prism

A hollow equilateral triangular prism has a fixed volume of 1.8m^3. The sides of the triangle have length P. To build the prism, one of the triangular faces costs 1.2 times what the remainder of... more

07/21/19

Can you figure out the surface area in square feet using the midpoint rule?

Use the Midpoint Rule to estimate the surface area (in square feet) of the golf green shown in the figure. 

06/04/19

HELP, Please! Math :open ended explain

What is the surface area and volume of the sphere shown below?

04/29/19

How would you write the formula for the surface area and volume of a cube in terms of the length of its diagonal?

I am given the variable d which represents the diagonal of the cube. There are no other numbers or variables given. I must write the formula to find the surface area of the cube

03/19/19

Find the exact area of the surface obtained by rotating the curve about the x-axis.

Find the exact area of the surface obtained by rotating the curve about the x-axis.y=sin((pi*x)/5), 0<=x<=5

03/06/19

Attributes of a rectangular prism

If an attribute of a rectangular prism is decreased by 1/2, what will the volume be deceased by?

01/30/19

Solid Mensuration... surface area

If an edge of a cube is increased by 11.1%, by how much is the total surface area increased?

10/05/18

A rectangular solid (with a square base) has a surface area of 121.5 square centimeters. Find the dimensions that will result in a solid with maximum volume.

A rectangular solid (with a square base) has a surface area of 121.5 square centimeters. Find the dimensions that will result in a solid with maximum volume. = cm (smallest value)= cm= cm... more

08/19/18

Surface area of a right prism

Describe how the change affects the surface area of the right prism. 1. Multiplying the base edge by 2 and the height by 1/3.   I don't really know how to start this... more

08/19/18

Describe how the change affects the surface area of the right cylinder

6. trippling all the linear dimensions   Image https://i.imgur.com/gGZm1FV.jpg

07/25/18

how much card board is needed to build a box of 12inch long,8inch wide and 10inch high

how much card board is needed to build a box of 12inch long,8inch wide and 10inch high

07/23/18

Surface area and volume

A cylinder has the surface area of 660cm2 What is the height? (It has a diameter of 14cm)

07/22/18

surface area

A plastic storage container shaped like a rectangular prism has a base which is 70 cm long and 30 cm wide. The container is 50 cm high and has no lid. Calculate the amount of plastic needed to... more

06/21/18

Charlie has an 8m plank. He plans to cut it into 4 pieces to make a rectangular sandbox. Show that he can maximize the area of the sandbox by using a square

I don't know what to do here ??? please help   Continuation to question- with a side length of 2m

06/13/18

If you have a right rectangular prism and it is made from 19 cubic centimetres, what is the surface area?

Right rectangular prism is built from 19 cubic centimetres what would the surface area be?

05/24/18

Needing some help outlining the steps of the two questions here

1. The surface area of a cylinder is 170π cmsquared. Calculate the height of the cylinder.   2. A cylinder has a surface area of 400π cmsquared, a height of x and a diameter of 2x.  Calculate... more

05/17/18

two cubes have volumes of 64 cubic feet and 216 cubic feet. what is the ratio of the surface area of the smaller cube to the surface area of the larger cube?

apparently i have to add details so um usually when i do ratio i do it in a fraction small/big instead of the standard small:big just because im lazy and my teachers fine with it lmao but if u... more

04/26/18

How do I find the base edge of a pentagonal pyramid given the height and slant height? I just need formulas.

If you need them, the height is 4 and the slant height is 5. 

03/29/18

How do you calculate the surface area of a cylinder if the volume was the only given variable in a problem?

The given volume is 60 in3. That’s it.

03/26/18

PLEASE HELP I'M DESPERATE. SURFACE AREA of a cylinder.

Okay so I have this question on surface area of a cylinder. Simple right?Well the formula is SA = 2πr2 + 2πrh right?So i plug in my numbers. The question is, Cylinder A has a radius of 2 inches and... more
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