Which statements are correct about quadrilaterals?

choose all answers that are correct.

a.
all squares are rhombuses.

b.
all rectangles are parallelograms.

c.
all rhombuses are trapezoids.

d.
all 4-sided shapes have at least one pair of parallel sides.

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.

How many 3/8s are in 6 plz someone tell me now

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)