In the diagram below, AQRS is an equilateral triangle and RT I QS. R
Q
S
7
Which statement must be true?
O A. QR = RT
B. RT = 2 · QT
O C. AQRT is a 45-45-90 triangle.
O D. AQRT is a 30-60-90 triangle.

For each expression use a property to write an equivalent expression.

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation