A pyramid has a squarebase. Each side of the base is 9 cm. The slant height of each triangle is 14 cm. What is the surface area?
144 cm?
333 cm?
252 cm?
126 cm

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Brian's school locker has a three-digit combination lock that can be set using the numbers 5 to 9 (including 5 and 9), without repeating a number. the probability that the locker code begins with a prime number is %. the probability that the last digit of the locker code is an odd number is %.

Solve the equation.8 - 2x = -8х + 14