How many different ways can 12 racecars finish in first, second, and third place?

A 36

B 1,728

C 1,320

D 220

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Uestion 1(multiple choice worth 5 points) (05.02)alex wants to paint one side of his skateboard ramp with glow-in-the-dark paint, but he needs to know how much area he is painting. calculate the area of the isosceles trapezoid. isosceles trapezoid with top base 12 feet, bottom base of 18 feet, and height of 6 feet. 72 ft2 84 ft2 90 ft2 108 ft2