Geometry

(# represents a triangle)

a.) #pnq = #npr by the sss congruence postulate

b.) #qrp = #pnq by the sas congruence postulate

c.) #nqr = #rpn by the sss congruence postulate

d.) #qrp = #rqn by the sas congruence postulate

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

If 25% of y is 30, what is 60% of y?

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?