Question

A rectangle has length 9.3 x 102 cm and width 8.4 x 102 cm. What is the area of the rectangle?
A) 1.77 x 103
B) 1.77 x 105
C) 1.77 x 104
D) 7.812 x 105

Answer 1

the 2 is exponents

Answer 2

Multiply 9.3 * 8.4 = ?

Answer 3

thank you

Answer 4

Let me know what you get :) and then I'll move to the next step

Answer 5

78.12

Answer 6

Ok and add the exponents, 2 + 2

Answer 7

4

Answer 8

Ok so \(78.12*10^4\) we need to move the decimal one place so it's 7.812 and that increases the exponent by one

\(7.812*10^5\)

Answer 9

oh thank you so much

Answer 10

You're welcome :)