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kati45 [8]
3 years ago
5

Diego measured the length of a pen to be 21 cm. The actual length of the pen is 23 cm. Which of these is closest to the percent

error for Diego’s measurement?
A. 9.5%

B. 8.7%

C. 91.3%

D. 109.5%
Mathematics
1 answer:
Colt1911 [192]3 years ago
4 0
B hope it helps you
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Answer:

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If the ratio of the radii of two spheres is 2:3, the ratio of their surface areas will be 8:27.
Slav-nsk [51]
<span>The ratio of 2 similar areas is the square of the ratio of their RADIUS or (sides)
R²=(2/3)² = 4/9 This should be the answer

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3 years ago
Is a triangle whose side measure 12 ft, 16 ft and 20 ft a right triangle?
tensa zangetsu [6.8K]

Answer:

This is a Right Triangle

Step-by-step explanation:

12=a 16=b 20=c

Now lets solve

a^2+b^2=c^2

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This IS a Right Triangle

7 0
3 years ago
Find the value of 1225 by using prime factorization
pashok25 [27]

i hope it is helpful ti youu

8 0
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Help me in this one pls I give 15 pts
scoundrel [369]

Answer:

23.7555090109  

Step-by-step explanation:  

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BC= sin(53)*60 = 23.7555090109

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