If rectangle RSTU is dilated with a scale factor of 1/2 with a center at R then which of the following is the value of m
1.) 45
2.) 90
3.) 120
4.) 180

Which of the following is correct interpretation of the expression -4+13

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 ?

What is the measure of at in oo below