Question

A tape dispenser holds 1.14×104
mm of tape that is 12.7 mm wide. Multiply the two numbers to find the total area in square millimeters of tape. Write the product in scientific notation.(1 point)
Responses

14.478×105 mm2

14.478 times 10 superscript 5 baseline mm squared

14.478×104 mm2

14.478 times 10 superscript 4 baseline mm squared

1.4478×105 mm2

1.4478 times 10 superscript 5 baseline mm squared

1.4478×104 mm2

Answer 1

1.14×10^4 × 12.7 = 14.478×10^4 = 1.4478×10^5 mm^2.

So the area is 1.4478×10^5 mm^2.