The vertices of a quadrilateral abcd are a(−7, −2), b(−3, −2), c(−4, −5), and d(−8, −5). the vertices of another quadrilateral fecd are f(−7, −8), e (−3, −8), c(−4, −5), and d(−8, −5). which conclusion is true about the quadrilaterals? their shape and size are same. they have unequal corresponding angles. they have unequal corresponding sides. they are similar figures.

(a) solve h+2/6 = h-3/4(b) solve the following simultaneous equations. 2x = y + 66x - 2y = 13x = ? y = ?

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).