84. Area of a triangle is (base x height) / 2
F(3)=2*3-8=-2.
Hope that helps.
Answer:
They are similar.
Step-by-step explanation:
They are similar because, the top triangle has one more square to the height as well as the width. If you take one square away from the height and width the top triangle is the same size as the bottom triangle.
Answer:
the answer is perpendicular I think :)
Answer:
340
Step-by-step explanation:
860 ÷ 2 = 430
430 - 90 = 340
