Answer:
Step-by-step explanation:
<em>a</em> - side of square
The formula of a perimeter of a square:
We have P = 48. Substitute:
<em>divide both sides by 4</em>
You can use the Pythagorean theorem, and calculate the length of a diagonal or use the formula of a diagonal of a square:
Substitute:
12 sq. rt. 2
If the perimeter is 48, then all the sides are each 12. Use the pythagorean theorem to find the diagonal, or hypotenuse
2s +5>49
2s >49-5
2s>44
S>44÷2
S>22
b
Answer: move the “invisible decimal” 26. Move it to the left 2 times so now it’s .26
option D