Answer:
a = 3
Step-by-step explanation:
Calculate the distance d using the distance formula and equate to 4
d =
with (x₁, y₁ ) = (2, - 1) and (x₂, y₂ ) = (2, a)
d = = = = a + 1 then
a + 1 = 4 ( subtract 1 from both sides )
a = 3
Answer:
6x+6
Step-by-step explanation:
To find the perimeter you are going to add the length of all the edges. 2x<u>+</u>3<u> +</u> 2x<u>+</u>3+x<u>+</u>x. When you simplify it all you found your answer.
Answer:
30 friends
Step-by-step explanation:
Answer:
D; x=10
Step-by-step explanation:
c = √a2 + b2
= √62 + 82
= √100
= 10