How many unique triangles can be made when one angle measures 90° and another angle is half that measure? 1
2
More than 2

Twenty-five percent of the customers entering a grocery store between 5 p.m. and 7 p.m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu