Figure abcd is a parallelogram.

what is the perimeter of abcd?

a. 14 units
b. 38 units
c. 44 units
d. 49 units

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error