Help me with this PLZ Mark rolls a number cube a flips a coin. What is the probability that he rolls a prime number and the coin on heads?
* hint:prime numbers are 2,3,5,7,11,13...

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

What describes horizontal cross section of the right rectangle 6m 8m 5m

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?