Questions on Geometry: Geometric formulas answered by real tutors!

Tutors Answer Your Questions about Geometric formulas (FREE)

Question 416318: Simplify: 4^0 - 64/2^4 - (-3)^0 - 3^0 - 2[(-3 - 2^0) - (-3 - 2)]
Click here to see answer by stanbon(75887)

Question 416991: find the equation of the line that is equidistant from the points (-4, -3) and (4,6). Write the equation in slope-intercept form.
Click here to see answer by Gogonati(855)

Question 417430: Hello. I am having a little difficulty with this problem.
It says to use the pi key to determine the answer.
{ }
I tried doing this but I am getting error messages.
Any help would be greatly appreciated!

Click here to see answer by htmentor(1343)

Question 417468: I really need help with the two questions I have posted so I do not fail my assignment PLEASE.
Your doctor ordered you to buy one half liter of hydrogen peroxide. At your pharmacy hydrogen peroxide comes in bottles of 4 ounces, 8 ounces, and 16 ounces. Which one is closest to one half liter. Back your answer with figures.
Click here to see answer by ewatrrr(24785)

Question 417467: I truly need help with this. If I don't get help with this i will fail my assignment.
Find the AREA and the CIRCUMFERENCE
of the largest round pizza
that can be baked in an 9 in by 15 in cookie sheet.
And explain your answer.
Please draw a diagram
I really need help with this please.
Click here to see answer by sudhanshu_kmr(1152)

Question 419762: If the radius of a circle is doubled in length, the circumference of the circle is _____.
Click here to see answer by ankor@dixie-net.com(22740)

Question 420631: What is the geometric mean of: a and 4a?
What is the geometric mean of: 2a and 4a?
Click here to see answer by stanbon(75887)

Question 420959: f=9/5c+32 answers given are: A.-10 b.-12 c. -14 d. -16 e. -18 the answer was given as A. -10 but i do not understand how to work the answer out. I am studying for the ACT and this is a practice question given. Thanks for any help given.
Click here to see answer by josmiceli(19441)

Question 421914: Find the equation of the ellipse with vertices (0, -1) and (12, -1) and minor axis of length 6
Click here to see answer by ewatrrr(24785)

Question 421906: Write the equation of an ellipse with foci at (1, -1) and (1, -7) and major axis of 10

i am really stuck!
thank you!
Click here to see answer by ewatrrr(24785)

Question 421906: Write the equation of an ellipse with foci at (1, -1) and (1, -7) and major axis of 10

i am really stuck!
thank you!
Click here to see answer by Edwin McCravy(20056)

Question 423151: The decay rate of a certain chemical is 9.5% per year. What is it's half life? Use the exponential decay model P(t)=P/subscript/0e^-kt where k is the decay rate and P/subscript/0 is the original amount of chemical..
Click here to see answer by stanbon(75887)

Question 423410: I have a rectangular area: 62"x32" and length is 30 feet. How do I calculate square footage?
Click here to see answer by Theo(13342)

Question 423936: Write an equation in point-slope form for the line parallel to -18x + 2y = 7 that contains (3, 1).
Click here to see answer by linht117(37)

Question 425787: how did we come up with the formula for surface area of a cylinder.
Click here to see answer by richard1234(7193)

Question 425787: how did we come up with the formula for surface area of a cylinder.
Click here to see answer by Heaven Creater(2)

Question 425769: how is this number important in geometry (90)
Click here to see answer by richard1234(7193)

Question 425769: how is this number important in geometry (90)
Click here to see answer by Heaven Creater(2)

Question 426478: 1] What is the equation of a circle whose center is not the origin?
2] What is the equation of a circle whose center is the origin?
3] What is a two-point equation?
Click here to see answer by Gogonati(855)

Question 427256: x^2+13x+30=0

Click here to see answer by algebrahouse.com(1659)

Question 429519: A 6-foot-tall person standing at a distance of 27 ft from a water tower must look up at an angle of 46� to see the top of the water tower. To the nearest foot, find the height of the water tower.
Click here to see answer by htmentor(1343)

Question 429653: A 6-foot-tall person standing at a distance of 27 ft from a water tower must look up at an angle of 46� to see the top of the water tower. To the nearest foot, find the height of the water tower. (4 points)
Click here to see answer by ewatrrr(24785)

Question 437381: What is the formula to divide 14 feet 6 inches by 6
Click here to see answer by Alan3354(69443)

Question 437381: What is the formula to divide 14 feet 6 inches by 6
Click here to see answer by laurien(6)

Question 437448: Given the formula, solve for the indicated variable.

A=1/2bh for b
Click here to see answer by rfer(16322)

Question 437448: Given the formula, solve for the indicated variable.

A=1/2bh for b
Click here to see answer by richard1234(7193)

Question 438465: A segment has endpoints at (2, -15) and (8, 4). What is the midpoint of the segment?

Click here to see answer by Alan3354(69443)

Question 439482: find the area of a circle with circumference 10pi meters nearest t
enth
Click here to see answer by vleith(2983)

Question 438866: I was wondering if someone could give me a proof that I could use for an example? I have to come up with a few of my own and prove (or disprove them) and I am confused on how to exactly prove a proof that I came up with. I am fine following Euclid, I just am confused when I have to prove something on my own. If anyone could give me an example one so I can see how it is done that would be amazing.
Thanks! :)
Click here to see answer by richard1234(7193)

Question 439711: Can you please provide me about the formula how can i calculate how many liters of water in a 100mm of 1 meter long round pipe
Click here to see answer by Alan3354(69443)

Question 442302: The dimensions of a rectangle are 8 centimeters by 12 centimeters. What are the dimensions of a similar rectangle with exactly double the area?

Click here to see answer by ilana(307)

Question 443062: if the height of a triangle is 1.5 times its base, and the area is 27 feet squared, what is the base's length?
Click here to see answer by swincher4391(1107)

Question 445889: If there were 600 people at a play, the total receipts were 9,800 pesos, and the admission price was 20 pesos for adults and 10 pesos for children, how many adults and how many children were in attendance? .....thank you
Click here to see answer by mananth(16946)

Question 447845: The total number of seats in a basketball sports arena is 12,000. The arena is divided into three sections, court sides, end zone and balcony, and there are twice as many balcony seats as court side seats. For the conference championship game, ticket price were $10.00 for court side, $8.00 for balcony and $7.00 for end-zone. If the arena was sold out for the game and the total receipts were $99,000 how many seats were court-side???.... thank you ^^
Click here to see answer by mananth(16946)

Question 452225: Without writing them all out, what is the number of subsets of set A ={king, queen, knight, prince, princess, duke, earl}?

Click here to see answer by stanbon(75887)

Question 459547: a small can of soup is shaped like a right cylinder with diameter 7cm and height 12cm. a family-size can of the soup has diameter 10cm and height 15cm. which contains more soup, two small cans or one family-size can?

Click here to see answer by Alan3354(69443)

Question 459790: L-shaped room consisting of a rectangle that is 8 1/2 ft by 11ft and one that is 6 1/2ft 7 1/2 ft
-what is the area
-what is the perimeter?
Click here to see answer by rfer(16322)

Question 460561: How many milliliters of distilled water must be added to 50 milliliters of a 40% acid solution to reduce it to a 10% acid solution?
Click here to see answer by Alan3354(69443)

Question 464282: The diagonals of a rhombus are 24 cm and 10 cm. The perimeter of the rhombus (in cm) is ?
Click here to see answer by Gogonati(855)

Question 465857:
Hi!! If anyone could please help m I would appreciate i sooo much!! I have nevr doen this before and I am kind of lost!! Thank you!! :)
(a) determine the measure of an interior angle of the named regular polygon. (b) If a side of the polygon is extended, determine the supplementary angle of an interior angle.
Quadrilateral
Click here to see answer by stanbon(75887)

Question 465856: Hi Everyone :)
I am taking a math class and our first thing we are doing is geometry, can someone please help me with his problem, I have never done geomery so any assistance will be greatly appreciated!!! Thank you :)
find the complementary angle of the given angle.
89�
Click here to see answer by kingme18(98)