Which could be the measures of the three angles of an acute triangle? a. 40°, 40°, 100° b. 30°, 60°, 90° c. 30°, 30°, 120° d. 50°, 55°, 75°

The school that imani goes to is selling tickets to the annual dance competition. on the first day of the ticket sales the school sold 7 adult tickets and 5 child tickets for a total of $96. the school took in $40 on the second day by seling 3 adult tickets . find the price of an adult ticket and the price of a child ticket. solve by using substitution elimination college prep algebra math heres the 2 equations i came up with 7x+5y=96 and 3x+2y= -40 show all workiv be stuck on this.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?