A triangle with vertices at (x1, y1), (x2, y2), and (x3, y3) has area equal to the absolute value of D, where 
. Use this information to solve the problem.Use D to find the area of the triangle with vertices at P, Q, and R. P(2, 4), Q(4, 6), R(9, 0)
A. 11
B. 14
C. 22
D. 0
Answer: A
Mathematics
You might also like to view...
Insert <, >, or = to make the statement true.-|-6| 
-|-25|
A. < B. = C. >
Mathematics
Find the part.0.4% of 2000 trees
A. 80 trees B. 800 trees C. 0.8 trees D. 8 trees
Mathematics
Solve the equation by expressing each side as a power of the same base and then equating exponents.2(3x + 5) = 
A. {8}
B. 
C. {3}
D. {-3}
Mathematics
Solve the triangle using the Law of Sines.
side a = 14 m angle A = 68° angle B = 70° What are the lengths of sides b and c? A) b = 13.5 m, c = 9.5 m C) b = 14.2 m, c = 10.1 m B) b = 14.0 m, c = 10.5 m D) b = 14.7 m, c = 9.9 m
Mathematics