Answers1206310 Geometry Sem 1 - HenryIsosceles Triangles

Isosceles Triangles Answers

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The diagram at the right shows the orthocenter of an acute triangle. Drag vertex C to form a right triangle and an obtuse triangle. Which statements are true about the orthocenter? Check all that apply. It lies inside an acute triangle.It lies inside a right triangle.It lies on a right triangle.It lies on an obtuse triangle.It lies outside an obtuse triangle.

A
It lies inside an acute triangle.
B
It lies inside a right triangle.
C
It lies on a right triangle.
D
It lies on an obtuse triangle.
E
It lies outside an obtuse triangle.
2
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What is the equation of , simplified?y − y1 = m(x − x1)y − 0 = (x − c)

Question illustration
A
y = x −
B
y = x −
C
y = x −
D
y = x −
3

What is the y-coordinate?

A
Option
B
Option
C
Option
D
Option
4

The equation of line is y = x. The midpoint of BC is (a + c, b). Does the midpoint of BC lie on ? Why or why not?

Question illustration
A
no, because b does not equal a + c
B
no, because (a + c) does not equal b
C
yes, because b = a + c
D
yes, because (a + c) = b

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