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MATH SOLVE
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If an exterior angle of a regular n-gon measures 15°, what is the value of n?
General
6 months ago
If five squares, each with sides equal to 4n, are divided into 4 equal squares as shown, what will be of the sum of the perimeters of the 20 smaller squares?
General
6 months ago
A rectangular poster is to contain 162 square inches of print. the margins at the top and bottom of the poster are to be 2 inches, and the margins on the left and right are to be 1 inch. what should the dimensions of the poster be so that the least amount of poster is used?
General
6 months ago
A square of area 32 cm2 is inscribed into a semi-circle. What is the area of the semi-circle?
General
6 months ago
A person's estimated energy requirement can be a useful tool for estimating an individual's kilocalorie needs for energy balance. mia is a 20-year-old active female. she is 5 ft, 3 in tall and weighs 125 lb. what is mia's eer? choose the equation below that correctly describes how to calculate mia's eer. final answers have been rounded to the nearest whole number.
General
6 months ago
A machine operation produces bearings whose diameters are normally distributed, with a mean of 0.497 inch and a standard deviation of 0.003 inch. suppose that specifications require that the bearing diameter be 0.500 inch plus or minus 0.004 inch. normal distribution: $\mu = 0.497$, $\sigma = 0.003$. specifications: ( 0.496 , 0.504 ) what proportion of the production will be unacceptable?
General
6 months ago
use trigonometry to find the area of each regular polygon below round your answers to the nearest tenth
General
6 months ago
Determine the equation of the inverse of y=7x^(3)+2
General
6 months ago
Consider the vector space p2 of polynomials of degree at most 2. let t be the linear transformation given by t(p(x)) = p(x − 1) + p(x + 1). find the matrix of t with regard to the basis {1, x, x 2 }.
General
6 months ago
Two classmates got together over the weekend to do their assigned History reading. Tess can read 1 page per minute, while Ronald can read 4 pages per minute. When they met, Tess had already read 51 pages, and Ronald had already gotten through 15 pages. After a while, they had both read the same number of pages. How long did that take? How many pages had each one read?
General
6 months ago
A box has a volume of 192 cubic inches, a length that is twice as long as is width, and a height that is 2 inches greater than the width.what are the dimensions of the box
General
6 months ago
Uppose you need to minimize the cost of fencing in a rectangular region with a total area of 450 square feet. the material that will be used for three sides costs $15 per linear foot, and the material that will be used for the fourth side costs $27 per linear foot. write a function that expresses the cost of fencing the region in terms of the le
General
6 months ago
I’m not sure how to do this problem. I have to find the exponential equation.
General
6 months ago
Y for a daily lottery, a person selects a three-digit number. if the person plays for $1, she can win $500. find the expectation. in the same daily lottery, if a person boxes a number, she will win $80. find the expectation if the number 123 is played for $1 and boxed. (when a number is "boxed," it can win when the digits occur in any order.)
General
6 months ago
In how many ways can 16 people be divided into five groups containing respectively 2,4,6,3 and one people
General
6 months ago
c(1)=6c(n)=c(n-1)-16Find the 3rd term in the sequence
General
6 months ago
When renting a car, the cost per mile is inversely proportional to the number of miles driven. At Zippy Car Rentals, if the standard model car is driven for 300 miles, then the cost per mile is $0.25.At Zippy Car Rentals, the constant of variation is ____for a standard car rental. If that rental car is driven for 375 miles, then the cost per mile is $_______.
General
6 months ago
The family arcade center charges an entry fee of $11 plus an additional $1 per game played. Which of the following functions describes the average expense for a player per game played, in terms of x, the number of games played?C(X) = $11x+$1/xC(X) = $11x+$1x/14C(X) = $11x+$1x/xC(X) = $12/x
General
6 months ago
Suppose twenty-two communities have an average of = 123.6 reported cases of larceny per year. assume that σ is known to be 36.8 cases per year. find a 90%, 95%, and 98% confidence interval for the population mean annual number of reported larceny cases in such communities. compare the lengths of the confidence intervals. as the confidence levels increase, do the confidence intervals increase in length?
General
6 months ago
Angle ABD and angle DBC are linear pairs, and angle ABD and angle EDC are vertical angles. If the measure of angle ABD=5(2x+1), the measure of angle DBC=3x+6, and the measure of angle EBC=y+135\2, select all the statements that are true A) measure of angle ABD=45 B.) measure of angle DBC=135 C.) x=13 D.)y=135 E.)measure of angle EDC =135 E.) measure of angle ABC + the measure of angle ABE=270 F.) angle DBC and angle EBC are linear pairs
General
6 months ago
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