tchjb3443
Answered

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Can someone please give me the (Answers) to this? ... please ...

I need help….

Can Someone Please Give Me The Answers To This Please I Need Help class=

Sagot :

Megabruh9000

Answer:

1. A. 20cm

2. 9,40,41

3. False

Answer:

[tex]\tt b=20[/tex]

Step-by-step explanation:

1)

Use the Pythagorean theorem

[tex]\tt b^2+15^2=25^2[/tex]

[tex]\tt b^2+15* 15=25*25[/tex]

[tex]\tt b^2+225=625[/tex]

[tex]\tt b^2=625-225[/tex]

[tex]\tt b^2=400[/tex]

[tex]\tt b^2=20*20[/tex]

[tex]\tt b^2=20^2[/tex]

[tex]\tt b=20[/tex]

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