P RACTICE AND R EVIEW. 13 × (40 + 6) 87 − 9 5 × 9 40 × 10.

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Presentation transcript:

P RACTICE AND R EVIEW

13 × (40 + 6) 87 − 9 5 × 9 40 × 10

13 × (40 + 6) = 598

87 − 9 = 78

5 × 9 = 45

40 × 10 = 400

13 × (40 + 6) 13 × (40 + 1) >

87 − 9 0 × 94 >

5 × 9 50 − 5 =

40 × × 20 <

Fact Review

60 5 × 12 =

=

11 − 2 = 9

6 54 ÷ 9 =

=

3 11 − 8 =

81 9 × 9 =

45 9 × 5 =

=

2 10 ÷ 5 =

1 3 − 2 =

8 72 ÷ 9 =

=

25 5 × 5 =

11 99 ÷ 9 =

2 18 ÷ 9 =

6 14 − 8 =

=

7 35 ÷ 5 =

8 − 6 = 2

Polygons RegularIrregular triangle pentagon hexagon heptagon

polygon

Polygons RegularIrregular triangle pentagon hexagon heptagon

triangle tri 3

quadrilateral quadrilateral 4 side

pentagon pentagon 5 angle

hexagon hexa 6

heptagon hepta 7

octagonocta 8

Name Sides & Angles triangle quadrilateral pentagon hexagon heptagon octagon

20 units =

units + 5 =

= p = 8 × s 8 × 5 = 8 × 5 = 40 units

p = 3 × s 3 × 10 = 3 × 10 = 30 units

parallelogram rhombus trapezoid parallelogram square rectangle

rhombus trapezoid parallelogram square rectangle

1 ___ sides ____________ 4 quadrilateral

2 ____________ 5 pentagon

3 ____________ 6 hexagon

4 ____________ 8 octagon

5 ____________ 4 quadrilateral

6 ____________ 7 heptagon

7 This figure has no line segments.

8 octagon

All sides of the triangle are equal in length. 9