Which of the following are congruent?
O ASTV and ATVU
OST and TV
LO STV and SVT
UV and SV
ZU and ZS
OZTVU and SVT

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?

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