Eight more than twice a number is eight. Find the number.

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

The length of triangle base is 26. a line, which is parallel to the base divides the triangle into two equal area parts. find the length of the segment between triangle legs.

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.