Friday

August 22, 2014

August 22, 2014

Number of results: 27,733

**MATH! PLEASE REPLY ASAP!**

OPQRS is a regular square-pyramid whose base has sides of 7 cm. Given that the total surface area of the pyramid is 161 cm2, find its slant height.
*January 23, 2011 by sheila*

**geometry honors**

if the volume of the pyramid is 64 feet cubed and the height is 16 feet what is the area of the base measured in square inches?
*February 9, 2011 by erin*

**Math**

The equation V=1/3 Bh gives the volume V of a pyramid, where B is the area of the base and h is the height. Solve this equation for B. Please help me and show your work thanks
*February 16, 2012 by Ann*

**geometry**

Pyramid has a base 6 yards X 6yards. Its height is 4 yards. Volume= Surface Area= I got 60 square yards for the surface area but it was wrong.
*October 5, 2010 by Linda*

**math**

The volume V of a pyramid varies jointly as the area of the 1. ________________________ base B and the height h, and V=24 ft3 when B=12 ft2 and h=6ft. Find B when V=54 ft3 and h=9 ft.
*April 28, 2013 by mad*

**math**

The Great Pyramid of Cheops has a square base of 771 ft on a side and a height of 486 ft. How many rooms 25 ft x 20 ft x 8 ft would be needed to have a volume equivalent to that of the Great Pyramid’s?
*April 12, 2012 by Amy*

**Geometry**

The Great Pyramid of Cheops has a square base of 771 sq ft. on a side and a height of 486 ft. How many rooms 35 ft.x20ftx8ft would be needed to have a volume equivalent to that of the Great Pyramid?
*January 10, 2011 by crystal*

**Algebra - volume**

I can't draw the shape here, but the picture is of a 3-sided pyramid. One side of the base is 10", another side of the base is 3", and the height is 15". I need to find the volume and round to the nearest whole number.
*February 27, 2013 by Sylvia*

**geometry**

How do you find the lateral area and perimeter of a pentagonal pyramid? ex: The slant height of a regular pentagonal pyramid is 6 cm, and the length of each side of the base is 3 cm. Find the lateral area.
*January 15, 2010 by Nicole*

**math**

The base of triangle ABC is one half the altitude.The altitude of triangle DEF is one half its base. If both triangles are equal in area, what is the ratio of the altitude of triangle ABC to the altitude of triangle DEF ? a. 1:4 b. 1:2 c. 1:1 d. 2:1 e. 4:1 please answer and ...
*April 19, 2014 by thomas*

**math**

The base of triangle ABC is one half the altitude. The altitude of triangle DEF is one half its base. If both triangles are equal in area, what is the ratio of the altitude of triangle ABC to the altitude of triangle DEF? a. 1:4 b. 1:2 c. 1:1 d. 2:1 e. 4:1 please answer and ...
*April 24, 2014 by thomas*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**math calculus **

. Folding a Pyramid - A pyramid with a square base and four faces, each in the shape of an isosceles triangle, is made by cutting away four triangles from a square piece of cardboard and bending up the resulting triangles to form the walls of the pyramid. What is the largest ...
*December 3, 2012 by Paige*

**Math**

A right square pyramid’s base has edges measuring 20 feet each. If the pyramid’s height is 27 feet, what is its volume, in cubic feet?* *Could you include an explanation as well?
*March 15, 2011 by K*

**Math - please help**

The Great Pyramid of Giza is 280 feet tall and about 440 feet wide at the base. The distance from the apex to the center of one side of the base is 356.1 ft. What is the area of one side of the pyramid? 61,600 ft.2 99,708 ft.2 156,684 ft.2 78,342 ft.2 Please explain the answer...
*May 24, 2013 by Christopher *

**math**

the length of the base of a triangle is 4 times its altitude. if the area of a triangles is 162cm2 find the altitude
*February 11, 2011 by annette*

**geometry**

The Transamerica Pyramid in San Francisco is shaped like a square pyramid. It has a slant height of 856.1 feet and each side of its base is 145 feet. Find the lateral area of the building.
*May 15, 2013 by Hannah*

**math**

The Transamerica Pyramid in San Francisco is shaped like a square pyramid. It has a slant height of 856.1 feet and each side of its base is 145 feet. Find the lateral area of the building.
*May 16, 2013 by Hannah*

**Algebra 1 (Reiny) **

1). A square pyramid has a volume of 560 in to the third power, a base length of 10 in., and a height of 14 in. What is its base width? 2). h + p = 3(k-8)
*October 7, 2013 by Anonymous*

**Geometry **

The lateral area of a regular pyramid is 300 square units. The perimeter of its base is 100 units. Find the slant height of the pyramid. my answer is 5 units is this correct?
*April 18, 2011 by mary*

**Math**

1)Forty solid hemisphere each of diameter 2cm , are melted to form a solid cone with a base diameter 6cm .Find the height of the cone? 2)A pyramid has a square base of side 12cm and a height of 15cm .Calculate its volume and total surface area?
*May 23, 2011 by Reshma *

**math**

1. find the lateral area of a right prism whose altitude measures 20 cm and whose base is a square with a width 7 cm long. 2. the volume of a rectangular solid is 5376 cubic meters, and the base is 24 meters by 16 meters. find the height of the solid. 3. a rectangle has a ...
*January 7, 2012 by Randy*

**Math**

A cube with a volume of 216 cm3 is cut down to a pyramid with the same size base and the same height as the original cube. What is the volume of the pyramid? A.108 cm3 B.94 cm3 C.72 cm3 D.52 cm3
*July 5, 2012 by Kaylie*

**Geometry **

How does the volume of a square pyramid change if the base area is quadrupled and the height is reduced to 1/9 of its original size? A. V= 1/27Bh B. V= 4/27Bh C. V= 2/9Bh D. V= 4/9Bh
*February 17, 2014 by anon*

**math**

The pyramid of Giza in Egypt is built of stone and was completed in 2560 BC. The length of each side of the square base is 230 meters and the vertical height is 146 meters. 1. What volume of stone is needed to form a solid pyramid with these dimensions? The surface of the ...
*June 26, 2011 by colton*

**Math**

A building in the shapeof a sqaure pyramid is to be covered with one-way reflective glass. One side of the base of the pyramid is 110m. The slant height of the pyramid is 125m. How much felfective glass is needed to cover the four sides fo the pyramid? Help, the answer is 27,...
*October 28, 2008 by Larry*

**Math**

A cone and a square based pyramid have slant heights of 6 inches . The diameter for the cone and the base edge of the pyramid are both 8 inches. How would I find which space figure has the greater surface area
*February 24, 2011 by Bailey*

**college algebra**

if the altitude and the base of a triangle are each increased by 4 inches the area of the triangle will be increased by 42 square inches. if the altitude is increased by 3 inches and the base is decreased by 2 inches the area will be increased by 5 square inches. find the base...
*July 12, 2013 by quintana*

**Geometry**

The Great Pyramid of Cheops in Giza, Egypt, was completed around 2566 B.C.E. Its original height was 482 ft. Each face of the pyramid forms a 52 degree angle with the ground. To the nearest foot, how long is the base of the pyramid?
*January 13, 2012 by Anonymous*

**calculus optimization max min**

find the dimensions of the rectangular area of maximum area which can be laid out within a triangle of base 12 and altitude 4 if one side of the rectangle lies on the base of the triangle thanks
*October 19, 2010 by Oswaldo*

**Math**

Find the surface area of rectangular pyramids 1. Length= 1.15ft Width=0.82 ft Height of the slanted face =3.17ft Surface Area=7.1879ft^2 Formula for Rectangular Pyramid Surface Area : B+1/2pl B=area of base p=perimeter of base l=height of slanted face
*February 5, 2014 by Jerald*

**math**

Find the volume of a cone with a radius of 10 mm and a height of 6 mm. 628 mm3 600 mm3 1,884 mm3 1,254 mm3 Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2 781 cm2 330 cm2 Find the volume of a rectangular prism ...
*March 15, 2014 by Princess Anna*

**I really need help**

Find the volume of a cone with a radius of 10 mm and a height of 6 mm. 628 mm3 600 mm3 1,884 mm3 1,254 mm3 Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2 781 cm2 330 cm2 Find the volume of a rectangular prism ...
*March 15, 2014 by Princess Anna*

**Geometry**

The height of the segment from the apex of the pyramid to the base is 10 feet. The length of the diagonal of the square base is 4 feet. Calculate the volume
*March 22, 2012 by Melissa *

**Algebra Honors**

The length of the base of a triangle is 4 times its altitude. If the area the triangle is 162 cm2, find the altitude.
*April 2, 2009 by Raj*

**CALCULUS **

The base of S is a circular disk with radius 3r. Parallel cross-sections perpendicular to the base are isosceles triangles with height 8h and unequal side in the base. a. set up an interval for volume of S b. by interpreting the intergal as an area, find the volume of S
*April 16, 2014 by PLEASE HELP *

**Geometry Help**

Out of 60 review questions I struggled with these ones. Someone please help!! 1.) The length of one side of a regular polygon is half the length of a similar polygon. What is the ratio of their areas? a.)1/2 b.)1/4 c.)1 2.)A patchwork quilt is made up of two different sized ...
*June 12, 2010 by Ariel*

**math**

the altitude of a triagnle is 2cm shorter then its base. the area is 15cm squared. determine the base of the triangle.
*October 12, 2009 by byran*

**Geometry**

The slan heights of two similar pyramids are in the ratio 1:5. The volume of the smaller pyramid is 60m^3. What is the volume in cubic meters of the larger pyramid?
*September 29, 2013 by George*

**measurements**

The great pyramid of Giza was built around 2560 BC. It was originally 481ft high with a square base measuring 751 ft on each side. It's slant height was 611 ft. Find the lateral surface area of the great pyramid, round your answer to the four-significant digits? How do I start...
*February 9, 2010 by rmz*

**geometry**

how do you find the base area of a pyramid?
*January 15, 2010 by Cara*

**math**

The surface area of the Great Pyramid at Giza was about 1,496,980 square feet when it was built. A model of this pyramid has a surface area of 599 square inches. what is the scale factor from the model to the actual pyramid?
*March 24, 2013 by Anonymous*

**Geometry**

how do you find the volume and surface area of a square pyramid and sphere when you are given only a volume of 1200?
*May 15, 2008 by Nicky*

**maths**

b) if the surface area of the base is increased by times its original surface area,(with the same vertical height),calculate the new surface area of the pyramid.
*April 5, 2011 by simrat*

**college geometry**

In a triangle the ratio of the base to its altitude is 2:3. If the area of the trianlge is 108 square units, what is the length of the base?
*December 12, 2010 by Kathy*

**MATHS**

The shape, a cube and a square based pyramid. Both shapes have the same base and the same height. Which expression represents the total volume of this shape? justify your answer. Note:that the pyramid is on top of the cube joined together.
*May 15, 2010 by Ted*

**maths**

a) Construct a right square pyramid with your choice of dimensions (maximum base of 5 by 5 units). base dimensions: Slant height: Calculate its surface area
*April 5, 2011 by simrat*

**Math for Ms. Sue please! **

1. Name the solid with the description as a figure that has one base that is a rectangle and four lateral surfaces that are triangles. (1 point) triangular pyramid cone rectangular prism rectangular pyramid 2. A solid with two parallel and congruent bases cannot be which of ...
*March 7, 2013 by Delilah*

**math**

the lateral area of a pyramid that has a base 6 and height 8?
*March 14, 2012 by dan*

**math**

A stairway runs up the edge of the pyramid. From bottom to top the stairway is 92 m long. The stairway makes an angle of 70° to the base edge, as shown. A line from the middle of one of the base edges to the top of the pyramid makes an angle of elevation of 52° with respect to...
*February 20, 2014 by anon*

**geometry**

A pyramid has a square bottom, with an area equal to 64 squares meters. the height of the pyramid is 7 inches. if you start at the top of the pyramid and slide all the way down the middle of one of the sides how many feet will you move?
*March 12, 2013 by Kevin*

**geometry**

volume of a rectangular pyramid if the height is 13 and the base sides are 12 and 15
*January 24, 2011 by lucila*

**Math-please help! **

the area of the base of a triangular prisim A is 15 square inches and its altitude is 8 inches. Rectangular prism B has a square base that measures 2 inches on each side. If prisim A and prisim B have the same volumes, what must be the altitude of prisim b?
*April 12, 2010 by Lena*

**maths**

a pyramid has a spuare base with side length 20.a right circular cylinder has a diameter of 10 and a length of 10.the cylinder is lying on its side,completely inside the pyramid.the central axis of the cylinder lies parallel to and directly above a diagonal of the pyramids ...
*March 6, 2011 by jo*

**i need yur help with this..**

Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2*** 781 cm2 330 cm2 Find the volume of a rectangular prism with the following dimensions: Length = 5 mm Base = 7 mm Height = 3 mm 142 mm3 *** 105 mm3 126 mm3 130 mm3
*March 15, 2014 by anonymous*

**algebra**

The volume of a pyramid with a rectangular base is V= 1/3 x LWH Find W if V = 500, L = 15, and H = 4.
*October 24, 2011 by joe*

**math**

A rectangular prism is 42 ft.3 .what is the volume of a pyramid with the same base and height?
*September 10, 2012 by taliah*

**geometry**

Calculate the lateral area and surface area of a pyramid whose height is 8 ft and whose base is square with 12 ft sides.
*May 12, 2011 by JOY*

**Volume and Surface Area**

Find the exact surface area and volume of a right square pyramid with a radius of 2 inches and a height of 6 inches.
*May 13, 2012 by Billy*

**Geometry**

How do you calculate the lateral area and sueface area of a pyramid whose height is 8ft and whose base is a square with 12 sides.
*May 11, 2011 by Mary *

**GEOMETRY**

FIND THE LATERAL AREA OF A RIGHT PYRAMID WHOSE SLANT HEIGHT IS 18mm AND WHOSE BASE IS A SQUARE WITH AN AREA 121mm^2
*May 21, 2011 by JOY*

**Math help plz check my answers!**

Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm. 472 cm2 451 cm2*** 781 cm2 330 cm2 Find the volume of a rectangular prism with the following dimensions: Length = 5 mm Base = 7 mm Height = 3 mm 142 mm3 *** 105 mm3 126 mm3 130 mm3
*March 15, 2014 by anonymous*

**math**

what is the lateral area of a regular pyramid with a base 6 and slant height 8?????????????
*March 14, 2012 by rob*

**Math-trig**

A stairway runs up the edge of the pyramid. From bottom to top the stairway is 92 m long. The stairway makes an angle of 70° to the base edge, as shown. A line from the middle of one of the base edges to the top of the pyramid makes an angle of elevation of 52° with respect to...
*December 19, 2012 by Anonymous*

**6th grade math**

the base of the great pyramid is a square with an area of 571536 ft squared. If one of the sides of a similar figure is 5 cm what is the area of the figure? How can I solve this?
*February 15, 2011 by Colleen*

**math**

A wooden pyramid, 12 inches tall, has a square base. A carpenter increases the dimensions of the wooden pyramid by a factor of 5 and makes a larger pyramid with the new dimensions. Describe in complete sentences the ratio of the volumes of the two pyramids.
*March 6, 2012 by Cindy*

**geometry**

A wooden pyramid, 12 inches tall, has a square base. A carpenter increases the dimensions of the wooden pyramid by a factor of 5 and makes a larger pyramid with the new dimensions. Describe in complete sentences the ratio of the volumes of the two pyramids.
*March 8, 2012 by Kayla*

**Math**

What is the volume of a square pyramid with the height of 8cm and the base 10cm by 12cm?
*March 2, 2009 by Kyra*

**Calculus**

A pyramid with height 2h and rectangular base with dimensions 3b and 6b. Find the volume V of this solid.
*May 16, 2010 by Kalley*

**math**

a rectangular prism is 42ft^3. What is the volume of a pyramid with the same base and height?
*September 11, 2012 by taliah*

**Math ~ Check Answers ~**

A rectangular prism has a width of 92 ft and a volume of 240 ft^3. Find the volume of a similar prism with a width of 23 ft. Round to the nearest tenth, if necessary. •3.8 ft^3 •60 ft^3 <<<<<< •15 ft^3 •10.4 ft^3 A pyramid has a height of 5 in. and a surface...
*March 12, 2014 by Chloé*

**Grade 8 Geometry**

to calculate volume you use the formula V= area of b.s.(base area) x h(height) - How can I tell what face is the "base shape", especially with a triangular prism?
*May 15, 2010 by Selena*

**math**

A triangular pyramid has a triangle base of 24 cm, triangle height of 16 cm, and a pyramid height of 14 cm. what is the volume of triangular prism.
*February 12, 2012 by Hanna*

**10th grade algebra **

the volume of a pyramid with a rectangular base is v=1/3LWH. find W if V=500 L=15 and H=4. a) W=25 b) W=20 c) W=18 d) W=15
*November 17, 2009 by allison*

**geometry**

What is the relationship between the volume of a prism and a pyramid with congruent base areas and heights?
*February 17, 2010 by Corey*

**math**

does anyone know the formula for finding the base of a square based pyramid when u have the volume and height ?
*July 27, 2012 by tiffany*

**Goemetry**

A prism has an equilateral triangle for its base. One side of the base measures 12 ft and the altitude of the prism is 6 ft. Find the volume.
*June 3, 2010 by Ariel*

**geometry**

Find the total surface area of a square pyramid with a base length of 18 and height of 12
*June 21, 2011 by Anonymous*

**geometry**

a right squarepyramid has a base length of 4cm and heeight of 10cm.how many times greater is the surface area of a right square pyramid with the same height if the base length is doubled?
*April 5, 2011 by simrat*

**math **

Find the angle in degree between adjacent sides of the pyramid PQRS. P(4,0,0), Q (4,4,0), R(0, 4,0), S (2, 2, 9). The base of the pyramid is not considered a side.
*April 20, 2011 by Pyramid *

**Math**

Compute the area of a triangle with a base of 15 cm and an altitude of 10.5 in. Area (to the nearest tenth) = cm2 I plugged everything into the area formula which is A = (1/2)bh . A=.5x15x10.5= I got 78.75 rounded 78.8. The computer keeps saying I am wrong. What am I doing ...
*June 28, 2013 by sarah*

**Calculus**

A solid has as its base a circular region in the xy plane bounded by the graph of x^2 + y^2 = 4. Find the volume of a solid if every cross section by a plane perpendicular to the x-axis is an isosceles triangle with base on the xy plane and altitude equal to the length of the ...
*September 11, 2010 by Denise*

**Algebra**

the altitude of a triangle is 3m less than half its base. If the area of the triangle is 300 m^2 find the measure of the base.
*February 11, 2012 by Sarah*

**Geometry**

The Great Pyramid of Cheops has a square base of 771 ft. on a side and a height of 486 Ft. how many rooms on a side and a height of 486 ft. How many rooms 35 ftx 20ftx8ft would be needed to have a volume equivalent to that of the Great Pyramid?
*January 10, 2011 by crystal*

**Math**

2. Find the volume of a square pyramid with a base length of 9 cm and a height of 4 cm. a. 324 cm^3 b. 108 cm^3 c. 36 cm^3 d. 152 cm^3
*February 19, 2013 by Batman*

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