Which of the following gives the value of the expression b × 4 for b = 21?

How do i work this problem out using the equation a=pe^rt

Drag each sequence of transformations to the correct location on the table. classify the sequences of transformations based on whether or not they prove the congruency of the shapes by mapping shape i onto shape ii. plz i'll rate u 5 stars need this done for a mastery test

Empty box + box + empty box fill in the box is equal to 30 how