Unit 5
Unit 5
Unit 5
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NAME ____________________________<br />
GEOMETRY<br />
UNIT 5 Quadrilateral Families<br />
Date Page(s) Topic Homework<br />
11/26 3 Quadrilateral Family Talk True/False Worksheet<br />
11/27 4 Properties of a Parallelogram Fill in every missing angle<br />
and side on the<br />
Parallelogram on Pg. 4a<br />
11/28 5 Apply properties of parallelograms Pg. 324 # 1,5,7-9,16,32<br />
11/29 6 Properties of a Rectangle Fill in every missing angle<br />
and side on the rectangle<br />
on Pg. 6a<br />
11/30 7 Apply properties of a rectangle Pg. 334 #44,51,67-69<br />
12/3 8 QUIZ<br />
Properties of a Rhombus<br />
Fill in every missing angle<br />
and side on the Rhombus<br />
on Pg. 8a<br />
12/4 9 Apply properties of a Rhombus Pg. 334 #1,9,64-66<br />
12/5 10,11 Properties of a Square, Apply<br />
properties<br />
Pg. 334 #25-34,45, fill in<br />
missing sides and angles for<br />
square<br />
12/6 Review all properties<br />
QUIZ<br />
Classifying Quadrilaterals<br />
Worksheet<br />
12/7 12,13 Properties of a Trapezoid and a Kite Fill in every missing angle<br />
and side on the isosceles<br />
trapezoid on Pg. 12a<br />
12/10 13,14 Apply properties of a trapezoid and Worksheet- G.G.40<br />
others<br />
12/11 Review Ticket In<br />
12/12 TEST None<br />
1
PARALLELOGRAMS<br />
Properties<br />
All of the properties of a Quadrilateral<br />
Plus 5 of it’s own:<br />
1 1<br />
2 2<br />
3<br />
4<br />
5<br />
Ways to prove<br />
1.)<br />
Ways to prove a parallelogram<br />
2.)<br />
3.)<br />
4.)<br />
5.)<br />
1.) If the following is a parallelogram, solve for x 2.)If the following is a parallelogram, solve for x &y<br />
50<br />
4x-35<br />
2x-4<br />
x+4<br />
y<br />
2x+15<br />
4
Decide whether or not the following are parallelograms and JUSTIFY your answer.<br />
3.) 4.) 5.)<br />
6.) 7.) 8.)<br />
9.) Prove Quadrilateral ABCD is NOT a parallelogram, Justify your answer<br />
A<br />
117<br />
B<br />
C<br />
41<br />
D<br />
10.) Determine the truth value of the following:<br />
a.) A parallelogram has diagonals that bisect each other and the diagonals are congruent<br />
b.) If a quadrilateral does not have 4 sides then a parallelogram has both sets of opposite sides parallel.<br />
c.) A parallelogram has all sides congruent if and only if parallelograms diagonals are perpendicular<br />
d.) A parallelogram doesn’t have both sets of opposite angles congruent or consecutive angles are<br />
supplementary in a parallelogram.<br />
5
RECTANGLE<br />
Properties<br />
All of the properties of a PARALLELOGRAM:<br />
Plus 2 of it’s own:<br />
1 There are 4 sides 1<br />
2 The sum of the angles is 360 2<br />
3 Both pairs of opposite sides are<br />
4 Both pairs of opposite sides are<br />
5 Diagonals<br />
6 Consecutive angles are<br />
7 Opposite angles are<br />
1.)<br />
Ways to prove a Rectangle<br />
2.)<br />
3.)<br />
–<br />
2.)<br />
D<br />
3 1<br />
4<br />
2<br />
Z<br />
-<br />
J<br />
Y<br />
J<br />
6
3.) Prove that the following is a rectangle, justify your answer.<br />
58<br />
8<br />
32<br />
4.) Which reason could be used to prove that a parallelogram is a rectangle?<br />
1) Diagonals are congruent.<br />
2) Opposite sides are parallel.<br />
3) Diagonals are perpendicular.<br />
4) Opposite angles are congruent<br />
5.) Label ALL angles and line segments if RIGH is a Rectangle<br />
I<br />
R<br />
48<br />
G<br />
H<br />
7
RHOMBUS<br />
Properties<br />
All of the properties of a PARALLELOGRAM:<br />
1 There are 4 sides 1<br />
Plus 3 of it’s own:<br />
2 The sum of the angles is 360 2<br />
3 Both pairs of opposite sides are 3<br />
4 Both pairs of opposite sides are<br />
5 Diagonals<br />
6 Consecutive angles are<br />
7 Opposite angles are<br />
1.)<br />
Ways to prove a Rhombus<br />
2.)<br />
3.)<br />
1.) In the diagram below of rhombus ABCD, m∠C = 100. What is m∠DBC?<br />
8
2.) Fill in ALL angles and line segments for the rhombus<br />
18<br />
3.) Prove that ABDE is a rhombus; If ABE is an isosceles triangle with vertex A. Justify your answer<br />
A<br />
88<br />
46<br />
46<br />
B<br />
E<br />
88<br />
D<br />
9
SQUARE<br />
Properties<br />
All of the properties of a Plus the extras from a RECTANGLE<br />
PARALLELOGRAM<br />
1 There are 4 sides 1 1<br />
Plus the extras from a RHOMBUS<br />
2 The sum of the angles is 360 2 2<br />
3 Both pairs of opposite sides are 3<br />
4 Both pairs of opposite sides are<br />
5 Diagonals<br />
6 Consecutive angles are<br />
7 Opposite angles are<br />
Ways to prove (too many to write them all, so this is the concept)<br />
1.)<br />
Ways to prove a Square<br />
2.)<br />
1.) The diagonals of a quadrilateral are congruent but do not bisect each other. This quadrilateral is<br />
1) an isosceles trapezoid<br />
2) a parallelogram<br />
3) a rectangle<br />
4) a rhombus<br />
10
-<br />
A<br />
B<br />
C<br />
ABCD is a<br />
parallelogram with<br />
AC=DB<br />
2<br />
1 3<br />
TRAPEZOID<br />
Properties<br />
All of the properties of a Quadrilateral<br />
1 1<br />
Plus 2 of it’s own<br />
2 2<br />
Add on for<br />
Isosceles Trapezoid<br />
All of the properties of a TRAPEZOID<br />
Plus 3 of it’s own<br />
1 Sum of the angles is 360 1<br />
2 4 sides 2<br />
3 1 pair of opposite sides are parallel 3<br />
4 1 pair of opposite sides are not parallel<br />
Add on for<br />
Right Trapezoid<br />
All of the properties of a TRAPEZOID<br />
1 Sum of the angles is 360 1<br />
Plus 1 of it’s own<br />
2 4 sides<br />
3 1 pair of opposite sides are parallel<br />
4 1 pair of opposite sides are not parallel<br />
1.)<br />
Ways to prove a Trapezoid<br />
2.)<br />
12
1.)<br />
Ways to prove an Isosceles Trapezoid<br />
2.)<br />
1.)<br />
Ways to prove a Right Trapezoid<br />
KITE<br />
Properties<br />
The properties of a Quadrilateral<br />
1 1<br />
Plus 2 of it’s own<br />
2 2<br />
1.) Fill in ALL the missing measurements<br />
30<br />
3<br />
20<br />
2.) In the diagram below of isosceles trapezoid DEFG, DE || GF, DE = 4x − 2, EF = 3x + 2, FG = 5x − 3,<br />
and GD = 2x + 5. Find the value of x.<br />
13
3.) In the diagram below, LATE is an isosceles trapezoid with LE ≅ AT , LA = 24, ET = 40, and<br />
AT = 10. Altitudes LF and AG are drawn. What is the length of LF?<br />
4.)Find the measure of