Transcript m A

It’s Jeopardy!
Special Edition
Category 1
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Category 3
Category 4
Category 5
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GIVE 3
STATEMENTS
ABOUT A
MIDSEGMENT
1. MIDSEGMENT IS ½ OF THIRD SIDE
2. MIDSEGMENT IS PARALLEL TO THE
3RD SIDE.
3. CONNECTS THE MIDPOINTS
A TRIANGLE HAS SIDES OF
LENGTH 10 AND 25. WHAT ARE
POSSIBLE LENGTHS OF THE 3RD
SIDE ?
15<x<35
This point is
equidistant from
the vertices of the
triangle.
circumcenter
“SSA” means the triangles are
“always,” “sometimes” or
“never” congruent.
SOMETIMES
THE EXTERIOR ANGLE OF A
TRIANGLE IS THE SUM OF
THE________?
2 REMOTE
INTERIOR
ANGLES
2 ANGLES ARE
COMPLEMENTARY. THE
MEASURE OF ONE IS 12 LESS
THAN TWICE THE OTHER.
WHAT IS THE SMALLER
NUMBER?
34
TRUE OR FALSE??
THE VERTEX ANGLE IS
ALWAYS BETWEEN
CONGRUENT SIDES
TRUE
GIVEN PARALLEL LINES, THE
ALTERNATE EXTERIOR
ANGLES ARE: ALWAYS,
SOMETIMES, OR NEVER,
CONGRUENT.
ALWAYS
What is the point called?
What is the
circumcenter?
85;25
AA~, SAS~, SSS~
What are 3 ways
to prove ~ ∆’s?
Based on the diagram, which is
a true which is a true statement?
ⒶmA>mD
ⒷmA<mD
ⒸmA=mD
Ⓓ E is the midpoint of BC
What is A?
List the sides in order from
shortest to longest.
DC, BC, BD, AB, AD
If the conditional statement is
TRUE then the
_______________ is also always
TRUE.
contrapositive
Find the slope and midpoint of a
segment whose endpoints are:
(1/2,-2) and 3,-1).
Slope is 2/5 and
midpoint is (7/4,
-3/2)
FIND THE SUM OF THE
INTERIOR ANGLES AND THE
SUM OF THE EXTERIOR
ANGLES OF A NONAGON?
INTERIOR =1260
EXTERIOR=360
FIND THE
RULE:1,5,12,22,35,51…..
(3N-1)N/2
TO ROTATE A FIGURE 120˚
CCW, YOU NEED
________LINES______APART.
INTERSECTING LINES 60˚
APART
What is the inverse the
of the converse of : IF
you study for final
exams then you
will have better
grades.”?
You will not
have better
grades if you do
not study for
finals.
4, 400
Segment MP
congruent to
segment PQ
What should
students bring to
the final?
Calculator and
#2 pencils with
good erasers!
When is the
geometry final?
Wednesday
th
December 19
8:15 am
AG=17/3;
EA=13;
BA=12x;
centroid
Always, Sometimes, Never
The perpendicular bisectors of the sides of a
triangle ___________passes through the
midpoint of the sides.
The circumcenter_________lies outside the
triangle.
The perpendicular bisector ________goes
through the opposite vertex.
Always; Sometimes; Never
Answer 5, 400
BD and EF
Give an example of a converse error.
If you are a CHS student, then your mascot is
a greyhound.
The converse: If you have your mascot as a
greyhound, then you are a student at CHS.
(Original statement is true, converse is false.)
Final Jeopardy
Final Answer
Final Question