4 years ago

Find the perimeter of the rectangle using the formula, 4.2, 6.7, Perimeter =2L + 2W

Mathematics

1 answer:

EleoNora [17]4 years ago

3 0

(2x4.2) + (2x6.7) = 8.4 + 13.4 = 21.8

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Papessa [141]

Answer:

B 2 7/8

Step-by-step explanation:

12 3/4 - 9 7/8 = 2 7/8

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3 years ago

A right triangle has a lleg of length 16 and a hypotenuse of length 25. The length of the other leg is (Rounded to the nearest t

Wittaler [7]

Answer:

Step-by-step explanation:

1st you will use a^2+b^2=c^2

next you plug them in so it would be a^2+16^2=25^2

next you would solve it to a^2+256=625

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3 years ago

Divide. Write your answer as a fraction in simplest form.<br><br> −7/10÷ 2/5= help

WARRIOR [948]

Answer:

- $\frac{7}{4}$

Step-by-step explanation:

Given

- $\frac{7}{10}$ ÷ $\frac{2}{5}$

Leave the first fraction

Change division to multiplication

Turn the second fraction upside down

= - $\frac{7}{10}$ × $\frac{5}{2}$ ← cancel 5 and 10 by 5

= - $\frac{7}{2}$ × $\frac{1}{2}$

= - $\frac{7(1)}{2(2)}$

= - $\frac{7}{4}$

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3 years ago

How do I solve for X?

Vesna [10]

$8x + 21x - 12 + 10x + 9 = 270 \\ \Leftrightarrow 39x = 273\Leftrightarrow x = 7$

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3 years ago

Help me for number 8 please tell me the answer for number 8 surface area

siniylev [52]

791.68 will be your answer.....

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