Are the faces on a pyramid always triangular? explain

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

Find │7│. a. 1 over 7 b. –7 c. 7 asap i always mark brailiest who me so