Answer:
the statement that shows that 49 is a perfect square 49 is equal to 7 times 7
Answer:
just time the numbers all together and I think the answers is B
Answer:
21 × 4 units³ 10 × 4 units³ 7 × 7 units³ 3 × 11 units³ A rectangular prism made up of unit cubes. There are 4 layers, and each layer is 3 units long and 7 units wide.
