Calcule el área de Los polígonos regulares 4 cm 6 cm​

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

If i have 20$ and i gave 5$ away how much i got