Hi there!
Area of a triangle: 1/2bh
Substitute 6 for h and 12 for b.
1/2(12)(6)
Multiply (12)(6).
1/2(72)
Divide 72 by 2.
36
C) 36 sq. units
Hope this helps!
answer for this question 22 if f(5)
(x+y-3)(x+y+3) = x^2+xy+3x+xy+y^2+3y-3x-3y-9 = -9+x^2+y^2+2xy
Answer:
- See the picture, it explains the correct choice is C
Step-by-step explanation:
- a) Line F′G′ is the original line. False
- b) Line F′G′ passes through the origin. False
- c) Lines FG and F′G′ are parallel to each other. TRUE
- d) Lines FG and F′G′ are perpendicular to each other. False