Two consecutive integers would be x and x+ 1
if you multiply them you have x(x + 1) = x^2 + x
if you want the product to equal 90 you get x^2 + x = 90
The first option is correct.
Answer:
j=1
Step-by-step explanation:
By exterior angle of triangle:
17x+4+8x+1=80
x=3
360 degrees in a circle divided by 5 is 72
