Josue broke a cell sample into 12 batches, each weighing 6.9 x 10 ^-10 grams. How much did the original sample weigh? Use scientific notation to express your answer.

Find the perimeter of the figure shown above. a. 40 cm c. 52 cm b. 60 cm d. 75 cm select the best answer from the choices provided

00 points ! missy’s rotation maps point k(17, –12) to k’(12, 17). which describes the rotation? 270° counterclockwise rotation 90° counterclockwise rotation 90° clockwise rotation 180° rotation

Adele is five years older than timothy. in three years, timothy will be 2/3 of adele’s age. what is adele‘s current age?