Out of 2 polygons a triangle and a square which 2 figures have the same vertice

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2