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رياضيات الصف الرابع الابتدائي – الجزء الثاني

الدرس (10-7) تقدير الحجم و قياسه

Custom animation effects: dotted line with text fade by letter

(Basic)

To reproduce the text effects on this slide, do the following:

On the Home tab, in the Slides group, click Layout, and then click Blank.
On the Insert tab, in the Text group, click Text Box, and then on the slide, drag to draw a text box that spans the entire width of the slide.
On the Insert tab, in the Text group, click Symbol. In the Symbol dialog box, do the following:

In the Font list, select (normal text).
In the Subset list, select General Punctuation.
In the Character Code box, enter 2022 to select BULLET, and then click Insert.
Click Insert 33 more times until there is a row of 34 bullets in the text box.

In the text box, select the text, and then on the Home tab, in the Font group do the following:

In the Font list, select Arial Black.
In the Font Size list, select 44.
Click the arrow next to Font Color, and then under Theme Colors click White, Background 1 (first row, first option from the left).

On the Home tab, in the Drawing group, click Arrange, point to Align, and then do the following:

Click Align to Slide.
Click Align Center.
Click Align Middle.

On the Insert tab, in the Text group, click Text Box. Drag to draw a text box on the slide.
Enter and select the text. On the Home tab, in the Font group, do the following:

In the Font list, select Corbel.
In the Font Size box, enter 50.
Click the arrow next to Font Color, and then under Theme Colors click White, Background 1 (first row, first option from the left).
Click Bold.

With the text still selected, on the Home tab, in the Paragraph group, click Center.
Select the second text box. On the Home tab, in the Drawing group, click Arrange, point to Align, and then do the following:

Click Align to Slide.
Click Align Center.
Click Align Middle.

To reproduce the background effects on this slide, do the following:

Right-click the slide background area, and then click Format Background. In the Format Background dialog box, click Fill in the left pane, select Gradient fill in the Fill pane, and then do the following:

In the Type list, select Radial.
Click the button next to Direction, and then click From Center (third option from the left).
Under Gradient stops, click Add or Remove until two stops appear in the drop-down list.

Also under Gradient stops, customize the gradient stops that you added as follows:

Select Stop 1 from the list, and then do the following:

In the Stop position box, enter 0%.
Click the button next to Color, and then under Theme Colors select Blue, Accent 1, Darker 25% (fifth row, fifth option from the left).

Select Stop 2 from the list, and then do the following:

In the Stop position box, enter 100%.
Click the button next to Color, and then under Theme Colors select Black, Text 1 (first row, second option from the left).

To reproduce the animation effects on this slide, do the following:

On the Animations tab, in the Animations group, click Custom Animation.
On the slide, select the first text box. In the Custom Animation task pane, do the following:

Click Add Effect, point to Entrance, and then click More Effects. In the Add Entrance Effect dialog box, under Basic, click Fly In.
Select the animation effect (fly-in effect for the first text box). Click the arrow to the right of the selected effect, and then click Effect Options. In the Fly In dialog box, do the following:

On the Effect tab, do the following:

In the Direction list, select From Left.
In the Animate text list, select By Letter.
In the % delay between letters box, enter 10.

On the Timing tab, do the following:

In the Start list, select With Previous.
In the Speed list, select 0.5 seconds (Very Fast).

On the slide, select the first text box. In the Custom Animation task pane, do the following:

Click Add Effect, point to Exit, and then click More Effects. In the Add Exit Effect dialog box, under Subtle, click Fade.
Select the second animation effect (fade effect for the first text box). Click the arrow to the right of the selected effect, and then click Effect Options. In the Fade dialog box, do the following:

On the Effect tab, do the following:

In the Animate text list, select By Letter.
In the % delay between letters box, enter 10.

On the Timing tab, do the following:

In the Start list, select With Previous.
In the Delay box, enter 1.5.
In the Speed list, select 0.5 seconds (Very Fast).

On the slide, select the second text box. In the Custom Animation task pane, do the following.

Click Add Effect, point to Entrance, and then click More Effects. In the Add Entrance Effect dialog box, under Subtle, click Fade.
Select the third animation effect (fade effect for the second text box). Click the arrow to the right of the selected effect, and then click Effect Options. In the Fade dialog box, do the following:

On the Effect tab, do the following:

In the Animate text list, select By Letter.
In the % delay between letters box, enter 6.

On the Timing tab, do the following:

In the Start list, select With Previous.
In the Delay box, enter 2.
In the Speed list, select 0.5 seconds (Very Fast).

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الحجم : مقدار ما يشغله الجسم من الفراغ . و يقاس بالوحدات المكعبة ، ومنها السنتمتر المكعب ، وهو مكعب طول كل ضلع من أضلاعه 1 سنتمتر .

وزارة التربية والتعليم – 2020م

10 - 7

تقدير الحجم و قياسه

ا سم

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وزارة التربية والتعليم – 2020م

فمثلاً يقاس حجم متوازي المستطيلات بالسنتمترات المكعبة .

اضغط للتأكد من إجابتك

قدر عدد السنتمترات المكعبة اللازمة لملء متوازي المستطيلات .

الحل : 36 سنتمتر مكعب

مكعب

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أوجد حجم المكعب الآتي .

مثـــال

إيجاد الحجم

لإيجاد حجم هذا المكعب عد المكعبات الصغيرة التي يتكون منها المجسم.

مكعب

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أوجد حجم المكعب الآتي .

مثـــال

إيجاد الحجم

لاحظ أن المجسم يتكون من 4 طبقاتٍ في كل طبقة 16 مكعبًا.

4 × 16 = 64 مكعبًا

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قدر حجم المجسم المجاور .

مثـــال

تقدير الحجم

8 + 4 = 12 مكعبًا

قدر حجم المجسم من خلال عد المكعبات الصغيرة الظاهرة في الشكل، ثم أضف إليه عدد المكعبات غير الظاهرة .

4 مكعبات

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