Question

PLEASE HELP URGENT!!!!!!!!! 27 and 28

Answer 1

27. A 4.2ft

28. D

Explanation:

27. Since this is a right triangle, we can use a^2 + b^2 = c^2

3.1^2 + b^2 = 5.2

b = sqrt(5.2^2 - 3.1^2)

b = 4.2ft A

28. sqrt(10^2 + 50^2) does not equat 54, this is not a right triangle.

Answer 2

27) 4.2

28) D

Explanation: