3 years ago

Polygon sum worksheet

Mathematics

1 answer:

irina [24]3 years ago

8 0

The measures of x and y are 291.

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Translate into algebraic expression and simplify: ''Ten times the sum of a number and three'' b) nine substracted from twice a n

hichkok12 [17]

Step-by-step explanation:

$a)\\n-\text{the number}\\\\\text{Ten times the sum of a number and three:}\\\\\boxed{10\times(n+3)=10(n+3)}\\\\b)\\n-\text{the number}\\\\\text{Nine substracted from twice a number}:\\\\\boxed{2n-9}$

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3 years ago

Help Hurry Please!!!!!!!!!

Sveta_85 [38]

The answer is
f(n)=6(3^n-1)
Which is the third option

Explanation :
Plug in the n values in the equation

Example : 6(3^1-1)
3^0=1
6(1)=6

I hope I helped

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3 years ago

Question 16

Artyom0805 [142]

Answer:

Step-by-step explanation:

$5 + 9 \div 3 + 4 \times 2 \\ = 5 + 3 + 8 \\ = 16$

Multiplication and division are priority to addition and subtraction

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3 years ago

Which strategy best explains how to solve this problem?

photoshop1234 [79]

It is C, if it falls 14 ft. and it travels back up 7 ft. and then falls another 7 ft, and stops at the ground now you add it all up 14+7+7=28. hope that helps you.

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3 years ago

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What is the measurement of this angle

mafiozo [28]

Answer:

28°

Step-by-step explanation:

62° + 90° = 152°

180° - 152° = 28°

Stay safe and have a wonderful day! Peace!✌

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3 years ago

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