Answer:
The scale factor is 1.5
Step-by-step explanation:
Given


Required
Determine the scale factor
The scale factor (k) is calculated using:

Substitute values for OA and OA'


<em>The scale factor is 1.5</em>
3.4+2(9.7-4.8x)=61.2
3.4+19.4-9.6x=61.2
22.8-9.6x=61.2
-9.6x=61.2+22.8
-9.6x=84
9.6x=-84
x=-84÷9.6
x=-8.75
Answer:
B
Step-by-step explanation:
The decimal number 0.00897 written in scientific notation is 8.97 ×10^3 and it has significant figures
Answer:i say c or b either one.