What is 27a•0=0, answer it asap
a. associative property of multiplication
b. commutative property of multiplication
c. zero property of multiplication
d. identity property of multiplication

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¯¯¯¯¯¯¯¯)?

How to write four times a number, minus 6,is equal to theee times the number+8 as an equqtion

Non-euclidean geometry was discovered when, in seeking cleaner alternatives to the fifth postulate, it was found that the negation could also be true a. true b. false