earns 2 points for each correct answer
loses 0.5 points for each incorrect answer
13 correct answers
2 incorrect answers
13 (2)-2(0.5) = 26-1 = 25
Score = 25 points
A.51
because 5x15=75, 8x3=24, 75-24=51
Answer:
The solution for the system of right triangles are, respectively:
,
,
, 
Step-by-step explanation:
By Geometry, we get the following equivalencies:
(45 - 45 - 90 Theorem)
(45 - 45 - 90 Theorem)

(30 - 60 - 90 Theorem)

(30 - 60 - 90 Theorem)
