1.D, both.
not sure of the other though
Answer: I cant see the full question but I would say figure D
Step-by-step explanation:
30/20 in half is 15/10
also between 12/8 and 18/12 is 15/10
Answer:
91cm2 (or just 91)
Step-by-step explanation:
the area of the square is 49, and 1 triangle is 14 you have to add all 3 triangles plus the square(or the base).
Step-by-step explanation:
b. what is the perimeter of the rectangle in terms of k?
Answer:
x = 5
Step-by-step explanation:
You want to find x such that ...
x^2 +(x +1)^2 = 61
2x^2 +2x -60 = 0 . . . . . simplify, subtract 61
x^2 +x -30 = 0 . . . . . . . divide by 2
(x +6)(x -5) = 0 . . . . . . . . factor; solutions will make the factors be zero.
The relevant solution is x = 5.
