TODAY IN GEOMETRY…

Learning Target : 8.4 Use properties of rhombuses, rectangles and squares

Independent Practice

AT: ALL ASSIGNMENTS DUE.

CH.8 QUIZ-FRIDAY!

RHOMBUS: • Has four congruent sides.• Diagonals are perpendicular.• Diagonals bisect a pair of opposite

angles.

PRACTICE: For any rhombus , decide whether the statement is always or sometimes true.

1. 2.

3. 4.

5. 6.

𝐽

𝐾

𝐿

𝑀

𝑠𝑜𝑚𝑒𝑡𝑖𝑚𝑒𝑠 𝑎𝑙𝑤𝑎𝑦𝑠

𝑠𝑜𝑚𝑒𝑡𝑖𝑚𝑒𝑠

𝑎𝑙𝑤𝑎𝑦𝑠 𝑎𝑙𝑤𝑎𝑦𝑠

𝑎𝑙𝑤𝑎𝑦𝑠

RECTANGLE: • Has four right angles.• Diagonals are congruent.

PRACTICE: For any rectangle , decide whether the statement is always or sometimes true.

1. 2.

3. 4.

5. 6.

𝑎𝑙𝑤𝑎𝑦𝑠 𝑠𝑜𝑚𝑒𝑡𝑖𝑚𝑒𝑠

𝑠𝑜𝑚𝑒𝑡𝑖𝑚𝑒𝑠

𝑎𝑙𝑤𝑎𝑦𝑠 𝑎𝑙𝑤𝑎𝑦𝑠

𝑠𝑜𝑚𝑒𝑡𝑖𝑚𝑒𝑠

𝑊

𝑋 𝑌

𝑍

SQUARE:• Has four congruent sides.• Diagonals are perpendicular.• Diagonals bisect a pair of opposite

angles.• Has four right angles.• Diagonals are congruent.

PRACTICE:

PRACTICE:

SQUAREAll congruent

sidesAll congruent

angles

RECTANGLEOpposite

congruent sidesAll congruent right angles

RHOMBUSOpposite

congruent anglesAll congruent

sides

HOMEWORK #4:

Pg. 537: 3, 14, 19-25

If finished, work on other assignments:

HW #1: Pg. 510: 3-16, 19, 24-26HW #2: Pg. 518: 3-11, 13-15, 23-31HW #3: Pg. 526: 8-14, 19-21, 25-27, 43-47