Which statements must be true about the reflection of δxyz across ? check all that apply. m∠x'z'y' = 90° m∠mcy = 90° xx' ≅ yy' bz' ≅ bz zz' || yy' xy || x'y'

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

If the scale factor between two circles is 2x/5y what is the ratio of their areas?