Ross is building a model of a square pyramid for a class project. the side length of the square base is 18 inches and the slant height of the pyramid is 19 inches. what is the surface area of the model pyramid? a. 666 in.2 b. 684 in.2 c. 1008 in.2 d. 495 in.2

How do i do this? i don’t understand

Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244