This is a problem using the Pythagorean theorem.
The square of the length required is 122 + 122 + 302 = 1188
The length is the square root of this number; I will leave it to you to extract the square root.
Answer:
B). -3
add the -1.4 to-3.5 then divide the solution
If the ratio of red to blue pens is 3:1, we can find the amount of blue pens by multiplying by 1/3, to get 21*1/3=7. There are 21 red pens and 7 blue pens, so there are 21+7=28 pens total.
Answer:
perimeter = 42 units
Step-by-step explanation:
It would be 3 because tidncirnsis fiznawlslzlmrfi
