Questions on Geometry: Area and Surface Area answered by real tutors!

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Question 371883: Tony pays 30% of his monthly incom on rent. If he pays $810 for rent each month, what is his monthly income?
Click here to see answer by mananth(16946)

Question 371850: Find the length of the base of a triangle if the area of the triangle is 82 cm squared and the height is 4 cm.
Click here to see answer by Fombitz(32388)

Question 371845: Find the radius of a cylinder if the lateral surface area is 36 (I think it is the pie symbol, it looks like a small cursive n with a line on top of it) cm squared and the height of the cylinder is 3 cm.
Click here to see answer by ankor@dixie-net.com(22740)

Question 371885: Sean is ordering his senior class ring. The price of the ring is $181.45. If he must pay a sales tax of 7.25%, what will the final price of the ring be?
I took 181.45 * 7.25% and rounding up got that tax would be 13.16 and added to the price of the ring or 181.45 + 13.16 = 194.61
Did I do it correctly? If not can you show me the steps I did wrong?
Click here to see answer by scott8148(6628)

Question 372370: The volume of a sphere of radius r is V = 4/3 pir^3
use the formula to find r in terms of V. Rationalize the denominator
Click here to see answer by mananth(16946)

Question 372480: suppose you are to move a box whose height is 2 cm more than its lenght is 3 cm more than its width.if l,w,and h represent lenght.find the volume of the box in terms of w.

Click here to see answer by amoresroy(361)

Question 373311: a rectangle has an area of 221 cm2 and a perimeter of 60 cm
Click here to see answer by Alan3354(69443)

Question 375066: How do you get the area of a trapeziod 12 inches tall and 11 inches in width?
Click here to see answer by robertb(5830)

Question 375824: The circumference of a circular window is 15 feet. Find the area of the window?
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Question 376099: measure of 1 side of a rhombus where the small and large diagonals measure 12 cm and 16 cm
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Question 377813: what is the surface area in square inches of a cube whose edge are 9 inches long?
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Question 379585: calculate the surface area in terms of pie.
radius= 6 inches
What's the surface area?
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Question 380403:
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Question 381140: The outside dimensions of a picture frame are 3 feet by 29 inches. If its inside dimensions are 1 2/3 feet by 22 inches, what is the area of the frame?
I've tried to do length times width on both sizes but the answer is a multiple choice and none of the answers I've come up with are a choice. Here's what I've tried...outside-- 36 inches x 29 inches= 1044 inches or 87 feet
inside-- 20 inches x 22 inches= 440 inches or 36.66 feet
answer choices are A) 137.33 ft2 B) 616 in2 C) 144.67 ft2 D) 604 in2
Click here to see answer by scott8148(6628)

Question 381403: if diameter is 24in n height is 12in, what is the total volume?

Click here to see answer by mananth(16946)

Question 382046: find the area of a rectangle with diagonal 30 and with an angle 30 degree.

Click here to see answer by robertb(5830)

Question 382856: in rhombus ABCD, AB=14 and AC=20. Find the area of the rhombus to the nearest tenth
Click here to see answer by richard1234(7193)

Question 383043: Melissa took 5n photographs on a certain trip. If she gives n photographs to each of her 3 friends, how many photographs will she have left?
Click here to see answer by edjones(8007)

Question 383225: If the box is 12 inches long, 4 inches wide and 3 inches high, then what is the length of the diagonal?
Click here to see answer by josmiceli(19441)

Question 383435: I am working on a take home test that is due tomorrow. I seem to be struggling with lateral area and surface areas. Can you please help me understand.
The lateral area of a cone is about 226.2 square meters. If the slant height of the cone is 12 meters, what is the surface area to the nearest tenth.
Please help I have take home test due tomorrow and this is where i am struggling.
Tracy
Click here to see answer by mananth(16946)

Question 383495: What is the area if the length is 1m 52 cm and the width is 2 m 8 cm?
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Question 383494: What is the area if the length is 77 cm and the width is 60 cm
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Question 383930: how do you find the surface area of an odd shape?
Click here to see answer by rfer(16322)

Question 383930: how do you find the surface area of an odd shape?
Click here to see answer by Alan3354(69443)

Question 384031: i have a hexagon with each side 10 inches how to i find the area?

Click here to see answer by richard1234(7193)

Question 385333: The inside measurements of a can are 9.8cm in diameter and 13.2cm in height. What is the capacity of the can.
Click here to see answer by mananth(16946)

Question 385357: What is the formula for calculating the surface area of a barrel shape: 48" tall, 20" small � and 24" large �?
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Question 385553: What is the surface area of a bowling ball?

Click here to see answer by Alan3354(69443)

Question 385776: a square tract of land has an area of 1600 square feet. it is enclosed on three sides by a fence. what is the length of the fence?
Click here to see answer by mananth(16946)

Question 386495: find the area of a square with side 6.
Click here to see answer by richard1234(7193)

Question 386510: A solid metal ball of radius 2 cm is melted and the metal obtained recast to form a solid right circular cone of radius 5 cm. Find the height of the cone.
Click here to see answer by Fombitz(32388)

Question 386631: what is the surface area of cylinder with a radius of 3in and a height of 5in in terms of pi
Click here to see answer by Alan3354(69443)

Question 386631: what is the surface area of cylinder with a radius of 3in and a height of 5in in terms of pi
Click here to see answer by jrfrunner(365)

Question 386718: A right circular cylinder has height of 15 feet and lateral surface area equal to 120 square feet. Find the volume of the cylinder.
Click here to see answer by ankor@dixie-net.com(22740)

Question 387665: What is the diameter of a circle that has an area of 106 square inches?
Click here to see answer by rfer(16322)

Question 387656: Find missing lenght.
Surface area = 242.2 square inches
one side is 6.4
other side is 4.7
other side is ?
Click here to see answer by edjones(8007)

Question 388011: Two solid spheres have surface areas 144 pi sq.cm and 256 pi sq.cm, respectively. They are melted and recast to form a larger sphere. Find the surface area of this sphere in sq.cm.
Click here to see answer by Alan3354(69443)

Question 388327: find the surface area of each cylinder round to the nearest unit 4 ft and 21 ft
Click here to see answer by jim_thompson5910(35256)

Question 388350: What is the smallest perimeter that can be used to make a rectangle with an area of 256cm squared?
Click here to see answer by stanbon(75887)

Question 388523: What is the diameter of a circle that has an area of 36 pie m2
Click here to see answer by richard1234(7193)

Question 388593: what is the total surface area for the side 6cm
Click here to see answer by CharlesG2(834)

Question 388009: In an evil experiment, a small spherical drop of oil is allowed to fall onto the surface of water so that it produces a thin film of oil covering a large area.
a) Given that the volume of a drop of oil is 12.5 cubic mm, find the number of drops which can be produced by 5000 cubic mm of oil, and,
b)Given that the volume V of a sphere of radius r is 4/3 pi r^3, express r in terms of V and pi. Then calculate the radius of the drop of oil.
Click here to see answer by Alan3354(69443)

Question 388008: A vitamin tablet is 2.4 cm long and is in the shape of a cylinder with hemispheres of diameter 0.6 cm attached to both ends. Another vitamin tablet is in the shape of a cylinder of height 0.6 cm. Find:
a) The radius of the cylindrical tablet given that it's surface area is equal to that of the first tablet, and,
b) The volume of each tablet.
Click here to see answer by lwsshak3(11628)

Question 388879: Please help me answer this question

Find the height of a triangle of area 70 square inches if its base is 20 in. long. State your answer in inches.

Click here to see answer by mananth(16946)

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