slope basically directs how steep a line is. it’s formula is rise/run of y2-y1/x2-x1
Answer:
752 cm^3
Step-by-step explanation:
Find the volume with: base x length x height
37.6 x 20 = 752
(x^2+5x-36)/(x^2-16)
=(x^2+9x-4x-36)/(x^2-4^2)
=x(x+9)-4(x+9)/(x+4)(x-4)
=(x-4)(x+9)/(x+4)(x-4)
=x+9/x+4
Hope this helps.
One minute later at 8:01pm. One lighthouse will flash 3 times (at 20, 40 and 60 seconds)...the other will flash twice (at 30 and 60 seconds). So they will both flash 60 seconds later, at 8:01