Answer:
62.4 cm squared
Step-by-step explanation:
8^2-4^2=48
The square root of 48 is 6.928
7*2.928=48.497
(6.928*4)/2=13.856
48.497+13.856= 62.353 or 62.4
Answer:
404.48
Step-by-step explanation:
area is length times width
Answer:
center point
Step-by-step explanation:
use quizlet
X² = 1/4 ⇒√⇒ x₁ = 1/2, x₂ = -1/2