# Questions on Geometry: Geometric formulas answered by real tutors!

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 Question 666540: What is the value of T(t+16)^2 where T is 30 and t is 25? Click here to see answer by ReadingBoosters(3246)

 Question 668532: I am studying for my chapter 1 test but there is this question i dont understand, i know the distance from -4 to 12 using the formula. But i dont know what the second answer is! Please help me heres the question. "On a number line, the coordinate of A is -4. Find the coordinate of T if T is 12 units away from A. (There are 2 answers)" Click here to see answer by Alan3354(34677)

 Question 668627: Write an equation in slope-intercept form of the line through points S(3,-4) and T(8,3) m=y1-y2/x1-x2=-4-3/3-8=-7/-5=7/5 y-(-4)=7/5(x-3) y+4=7/5(x+3) This is as far as I could go. Please help Click here to see answer by stanbon(60771)

 Question 669172: Find the slope of two diagonals of quadrilateral whose vertices are (3,1), (-1,2), (-3,-1) and (1,-2). identify the quadrilateral. Click here to see answer by Theo(3556)

 Question 669118: Ok so i have to graph a rotation 90 about the origin which is (0,0). The first coordinate is A(-3,2) then B(3,7). What would be the new coordinates? Click here to see answer by Theo(3556)

 Question 669834: Write an equation of a line with undefined slope that passed through the point (3,-2). Click here to see answer by stanbon(60771)

 Question 671656: The length of a rectangle is four times its width. If the perimeter of the rectangle is , find its area. Click here to see answer by ReadingBoosters(3246)

 Question 671809: Complete the squares and give the equation in standard form:x^2+Y^2+10X+6Y-15=0 Click here to see answer by solver91311(18785)

 Question 681656: Write the equation of the line through (-3, 2) and (1, 2) in point-slope form. Click here to see answer by mathgotserved(25)

 Question 687834: speed of a tractor is 26.376km/hr if rear wheels makes 18 revolutions per minute. calculate the diameter of the wheel .. can anyone please solve it Click here to see answer by lwsshak3(7679)

 Question 690257: y varies directly as x. If y = 15 when x = 60, find y when x = 100 a.25 b.55 c.105 d.400 Click here to see answer by ReadingBoosters(3246)

 Question 690275: Y varies INVERSELY as x. If y = -30 when x = 4, find x when y = -40. A. 8 B. 30 C. 3 Click here to see answer by ReadingBoosters(3246)

 Question 689938: if three angles in a scalene triangle are know how do i find the length of the sides Click here to see answer by KMST(2478)

 Question 694247: Prove the following identity algebraically: sec x - cos x = sin x tan x. I came across this question and I do not understand how to get the answer. Click here to see answer by mouk(232)

 Question 695364: what happens to the circumference of a circle if you double the radius? and what happens if you double the diameter? and what happens if you triple the radius? Click here to see answer by mananth(13127)
 Question 695364: what happens to the circumference of a circle if you double the radius? and what happens if you double the diameter? and what happens if you triple the radius? Click here to see answer by stanbon(60771)

 Question 695367: V has coordinates (11, -14) W (x, 10) what is the value of x if VW=25 Click here to see answer by mananth(13127)

 Question 696073: okay i have Finals for Geometry tomorrow and i need Help like right now!!! i have know idea how to solve for "X" in circles or whatever. . . example : (5x+2+3x-2) THIS MAKES ABSOLUTELY NO FREAKIN SENSE Click here to see answer by Alan3354(34677)

 Question 696558: a circular race course has an inner diameter of 318m and an outer diameter of 324m. What is the average length of the course to the nearest tenths? Click here to see answer by Alan3354(34677)

 Question 700321: The perimeter of a rectangle is 24, and its length is 3 times its width. Find the length and width of this rectangle Click here to see answer by Imgone(6)

 Question 699965: A moving company is trying to store boxes in a storage room with a length of 5m, width of 3m and height of 2m. How many boxes can fit in this space if each is 10cm long, 6 cm wide and 4 cm high ? Click here to see answer by Nurkhonov(1)

 Question 701425: what is the perimeter of a square whose diagonal is 18 square root of 2 cm long ? Click here to see answer by shanehhhh47(5)

 Question 701742: Hi. The question asks: "Express the surface area A (total of all six sides) of a cubical box in terms of the volume V of the box." A(V)=? There are no numerical values given and the answer does not require one either. I have copied and pasted all of the information given for this problem. Click here to see answer by Alan3354(34677)

 Question 701853: Which of the following has length and width but no height? point line plane space Click here to see answer by mouk(232)

 Question 703171: I'm trying to help my son, but clueless how to do these. Any help would be appreciated HJ=3x+7 and IK=6x-11 And HJ=19+2x and IK=3x+22 Click here to see answer by MathGeek87(9)
 Question 703171: I'm trying to help my son, but clueless how to do these. Any help would be appreciated HJ=3x+7 and IK=6x-11 And HJ=19+2x and IK=3x+22 Click here to see answer by josgarithmetic(3315)

 Question 703167: Im trying to help my son out and i have no clue how to do these problems. Please help!! HJ = x and IK = 2x - 7 And HJ = 3x +5 and IK= 5x-9 Click here to see answer by KMST(2478)

 Question 703615: The volume of a rectangular solid is 810 meter cube. Find its dimensions if they are in the ratio 2:3:5. Click here to see answer by lwsshak3(7679)

 Question 704683: is the lines through points P(4,-7)and Q(3,-4) parallel to the line through points R(-5,3) And S(-2,2)? Click here to see answer by mananth(13127)

 Question 706089: Hi. My name is Allen and I can't figure out this problem. I solved for the hypotenuse but I don't know what to do after ...or if I was even supposed to find the hypotenuse. Please show me how to solve this problem. Thank you! Two cars leave the origin; one goes north at 65 mph and the other goes south at 60 mph. After how many hours will they be 200 miles apart? __________ hours Click here to see answer by josgarithmetic(3315)

 Question 707204: Omg i need help ASAP ok so this is the question: in the game of corntoss players throw cornfilled bags at a hole in a wooden platform.if a bag that hits the platform can hit any location with an equallikelihood find the probability that a tossed bag lands in the hole The picture is like the diameter of the whole is 6 the width of the table is 2 and the length is 4 Click here to see answer by jim_thompson5910(29613)

 Question 708885: Find the slope of the line containing points (-6, 4) and (3, 2). Click here to see answer by solver91311(18785)
 Question 708885: Find the slope of the line containing points (-6, 4) and (3, 2). Click here to see answer by Gogonati(825)

 Question 709445: What is a better buy? A square pizza measuring 8 inches that costs \$10 or a round pizza with a 9-inch diameter that also costs \$10? Click here to see answer by aaronwiz(69)

 Question 709477: \$11.00 x 40 + 16.50 x 10 = Click here to see answer by checkley79(3056)

 Question 711660: which of equation is perpendicular to the mid point of the line segment that contains the points (-4,4) and (2,-2)? Click here to see answer by lynnlo(4174)

 Question 712322: hello there i came across this problem in which i coudnt understand how it got to the answer half circle inner radius is 6 ft the width of outer radius is 2ft find the approximate area the answer provided was 43.96 sq ft- im assuming the formula used was area of a circle= (pi)r^2 then divide by 2 pls help thanks Click here to see answer by KMST(2478)