Triangle lmn and triangle rst are similar.
what is the scale factor?
a.0.6
b.1.7
c.5.4
d.7.2

A. 0.6

The scale factor is a number you multiply to Triangle LMN so that the measurement of one side given will be equivalent to triangle RST. For this, one must divide 10.8 cm by 18 cm, which is equals to 0.6.

(x+3)(x+7)

step-by-step explanation:

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.