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2 years ago

Number 17 what does written form mean?

Mathematics

1 answer:

Anestetic [448]2 years ago

8 0

Just write out the numbers. example-- twenty-four meters

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Write an algebraic expression: 4 groups of y.

Dvinal [7]

4y is your answer because ffor is the mathmatical term for multiplying in any word problem.

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2 years ago

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Among all rectangles that have a perimeter of 188, find the dimensions of the one whose area is largest.

ANEK [815]

Always add them all around and then divide the two and you should get the correct answer

4 0

1 year ago

Need someone to help me please!

mylen [45]

Answer:

$\huge\boxed{\sf A = 8\ cm\²}$

Step-by-step explanation:

Given data:

Base = b = 4 cm

Height = h = 4 cm

Required:

Area of triangle = A = ?

Formula:

A = bh / 2

Solution:

A = (4)(4) / 2

A = 16 / 2

A = 8 cm²

$\rule[225]{225}{2}$

Hope this helped!

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2 years ago

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Need help tremendously

Alina [70]

basically since 30 minutes is half of an hour, to get to a full hour you can multiply by 2, so you do that for both, 2/3 included so you get 2/3 * 2/1 4/3 is 1 1/3

5 0

3 years ago

Multiply. (d+7)(d-7) Simplify your answer.

romanna [79]

Answer:

$\huge\boxed{(d+7)(d-7)=d^2-49}$

Step-by-step explanation:

$\bold{METHOD\ 1:}\\\\(d+7)(d-7)\qquad|\text{use}\ (a+b)(a-b)=a^2-b^2\\\\=d^2-7^2=d^2-49\\\\\bold{METHOD\ 2:}\\\\(d+7)(d-7)\qquad|\text{use FOIL}\ (a+b)(c+d)=ac+ad+bc+bd\\\\=(d)(d)+(d)(-7)+(7)(d)+(7)(-7)\\\\=d^2-7d+7d-49\qquad|\text{combine like terms}\\\\=d^2+(-7d+7d)-49\\\\=d^2-49$

7 0

2 years ago