What's the triangle symbol called in geometry? is it a delta?

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.