3. Let P(x, y): x + y > 5, then determine the truth value of the following a) (∃x)(∃y)P (x, y) = b) (∃x)(∀y)P (x, y) = c) (∀x)(∃y)P (x, y) = d) (∀x)(∀y)P (x, y) =

Select the correct answer. in the figure, angle k measures 45°. what is the measurement of angle c? a. 38° b. 45° c. 90° d. 98°

Suppose that one doll house uses the 1 inch scale, meaning that 1 inch on the doll house corresponds to 1/2 foot for life-sized objects. if the doll house is 108 inches wide, what is the width of the full-sized house that it's modeled after? in inches and feet.

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units