Which word set completes the analogy? marble : round : : a.) porous : sponge b.) leaf : tree c.) brick : rectangular d.) stone : rock

In ralph ellison’s “the black ball” the narrator of the story stretches the truth or lies several times what do you think it is his motivation for being so untruthful

Find the center and the radius of the circle with the equation: x^-2x+y^2+4y+1=0

The greatest gift the sumerians gave the world was the invention of writing. the sumerians were wealthy people. they needed some way to keep track of what they owned. they began drawing pictures. they used a reed as a pen. they drew on soft pieces of clay. the soft clay was then dried in the sun. the tablet became a permanent record. later, the sumerian drawings changed into wedge-shaped symbols. this kind of writing is called cuneiform. by putting symbols together, the sumerians could write entire sentences.