<span>5(b + 6) = 18
b + 6 = 3.6
b = -2.4
answer
</span><span>B. -2.4</span>
Answer:
Area: 9cm²
Perimeter: 12 cm
Explanation:
Area is length x width
It's a square so length and width are the same
3 times 3 is 9
And to find the perimeter you just add the side lengths
Squares have 4 sides and the given side length is 3 so 3x4 OR 3+3+3+3 is how you get the perimeter.
Isosceles and a right triangle
