Jack broke apart 5x216 as (5x200) + (5x16) to multiply mentally. what strategy did jack use?
a. commutative
b. associative
c. halving and doubling
d. distributive

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Can someone me with the property questions for 12 13 and 14 plz