Which of the following are right triangles ? D is l, ll, Iv please answer ASAP !

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

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f