Triangle FGH with vertices F(1,8), G(5,7) and H(2,3): y=x

Let w=23 . what is the value of w + 45 ?

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?