Because the cos theta < 0 then theta must be an obtuse angle
so a^2 + b^2 < a^2
C
Answer:
650 Country A Dollars
Step-by-step explanation:
1 Country B Dollar = 1.3 Country A Dollar
Country A Dollars for 500 Country B Dollars = 500 x 1.3 = 650
Answer:

Step-by-step explanation:

Answer-14131.95
Step-by-step explanation:
Answer:
585/3 = 195 students
Step-by-step explanation:Each group of three created (or used) 9 pictures, so that means three pictures per student.
Dividing 585 students by 3 pictures per student means that there are 585/3=195 students.