In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg?
OA. 2:1
OB. 1:1
Oc. 1:/2
OD. :1

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

Amovie streaming service charges it’s customers $15 a month. martina has $98 saved up. will she have any money left over if she pays for the maximum amount of months she can afford? explain.

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)