Which statement is a good definition? A. A square is a parallelogram that has four congruent sides,
B. A square is a quadrilateral that has four congruent sides.
C. A square is a parallelogram that has four congruent sides and four right angles.

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

How many grams the dog will eat in 3 days?