For each of the following, explain what it is and then explain why it has led to a decline in the power of political parties: civil service system primary elections

The square pyramid below has a height of 12 centimeters and a slant height of 20 centimeters. the square base of the pyramid has side lengths of 32 centimeters. what is the lateral area of the pyramid? 384 cm2 640 cm2 768 cm2 1280 cm2