The ph of a fruit is 3.5. Find the hydronium ion concentration

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?