Line hf is tangent to circle d at point e. segment de is the radius of circle d, what is true about def? a. angle def is congruent to angle deh b. angle def is an acute angle c. angle def is an obtuse angle d. angle def is a straight angle

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?