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Blababa [14]
2 years ago
9

Answer this question please NO FAKE ANSWERS OR I WILL REPORT

Mathematics
2 answers:
ziro4ka [17]2 years ago
8 0

Answer:

D

Step-by-step explanation:

the figure is composed of a rectangle and a right triangle ( top )

calculate the hypotenuse h of the right triangle using Pythagoras' identity

h² = 6² + 8² = 36 + 64 = 100 ( take square root of both sides )

h = \sqrt{100} = 10

the base of the rectangle is equal to h , then perimeter (P) of pentagon is

P = 10 + 4 + 6 + 8 + 4 = 32 cm

Kazeer [188]2 years ago
4 0

Hello and Good Morning/Afternoon:

<u>Let's take this problem step-by-step</u>:

<u>What does the problem want</u>:

 ⇒ the dimensions or the perimeter of the pentagon

<u>What information do we need to find the perimeter</u>:

 ⇒ the unknown side length

<u>Let's find the </u><u><em>unknown </em></u><u>side length:</u>    

\hookrightarrow \text{split the pentagon into two shapes as shown in the image below}\\\hookrightarrow \text{the hypotenuse of the right triangle is equal to the length of the unknown side}\\\hookrightarrow\text{hypotenuse}=\sqrt{6^2+8^2}= \sqrt{36+64}=\sqrt{100}=10\\\hookrightarrow \text{the unknown side length is 10}

<u>Perimeter</u> = 6 + 8 + 4 + 4 + 10 = <u>32</u>

<u>Answer: 32 or (D)</u>

Hope that helps!

#LearnwithBrainly

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