How can you tell that a quadrilateral is a parallelogram? (Check all that
apply)
20 points
If both pairs of opposite sides are parallel
If both pairs of opposite sides are perpendicular
If both pairs of opposite sides are congruent
If both pairs of opposite sides are supplementary
If both pairs of opposite angles are congruent
If both pairs of opposite angles are supplementary
O
If the diagonals bisect each other
If the diagonals bisect the corners
If one pair of sides is both congruent and parallel
If one pair of sides is both congruent and perpendicular

Given that (x-3) is a factor of f(x)=x^3+ax^2-x-6, find a and hence the number of real roots or the equation f(x)=0

Will give brainliest plz hurry lexie surveyed 4 teenagers to find out approximately how many hours, per week, they read for fun, and how many siblings they have. brooke said she reads about 10 h a week for fun, and that she has 5 siblings. celia said she has 1 brother and 1 sister and reads for fun about 3 h each week. henry said he has 2 brothers and reads for fun about 30 min each week. jude said he doesn't read for fun and has 3 brothers and 3 sisters. use this information to complete the data table. express your answers as whole numbers or decimals. name hours of fun number of siblings brooke celia __ henry jude

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.