4 years ago

Which addition sentences show you how to find 16-9?

Mathematics

1 answer:

Valentin [98]4 years ago

5 0

This dosent make sense and where are the sentences ;-;

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Help ill give brainiest, dont guess. first answer gets brainiest

Illusion [34]

Answer:

8. Surface area = 85.5cm^2

9. Volume = 45.5cm^3

Step-by-step explanation:

8. A=2(wl+hl+hw)=2·(2·6.5+3.5·6.5+3.5·2)=85.5

9. V=whl=2·3.5·6.5=45.5

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3 years ago

Given the two expressions below: 4x2 − 8 square root of x + 9 3y2 + 2x + 6 Is the sum of the two expressions above a polynomial?

lesya692 [45]

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4 years ago

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andre [41]

Answer: a 180 degree rotation about the origin, then a dilation by a scale factor of 1/3

Step-by-step explanation:

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3 years ago

Lin's father is paying for a $20 meal. He has a 15%-off coupon for the meal. After the discount, a 7% sales tax is applied.

Sunny_sXe [5.5K]

I’m pretty sure it’s $16.60 but I’m not sure but I hope you get it right!

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3 years ago

Read 2 more answers

Beth won 86 pieces of gum playing hoops at her school's game night. Later, she gave three to each of her friends. She only has 2

Reil [10]

Answer: beth has 28 friends

Step-by-step explanation: take 86 and subtract 2 wich gives you 84. then, take 84 and divide it by 3. 84 divided by three is 28. so, beth has 28 friends.

your answer is 28

7 0

3 years ago