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3 years ago

11

A pool measuring 8 meters by 28 meters is surrounded by a path of uniform width,

2 answers:

Cerrena [4.2K]3 years ago

7 0

6 will be you answer

Sindrei [870]3 years ago

4 0

Answer:

6

Step-by-step explanation:

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Help please; I need the right answer

Ad libitum [116K]

Answer:

C.

Step-by-step explanation:

$\cos x+\sqrt{2}=-\cos x \\ 2\cos x = -\sqrt 2 \\ \cos x = -\dfrac{\sqrt 2}{2}\\ \\ \Rightarrow x = \pm \arccos\Big(-\dfrac{\sqrt 2}{2}\Big)+2k\pi,\quad x\in \mathbb{Z}\\ \Rightarrow x =\pm\dfrac{3\pi}{4}+2k\pi\\ \\ \\k = -1 \Rightarrow x < 0\\\\ k=0 \Rightarrow x 2\pi$

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3 years ago

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Which country are you from?

densk [106]

Answer:

Whom are you asking????

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3 years ago

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One year ago, Joan was five times as old as her pony. In one year's time, the sum of the ages will be 22. How old is Joan now?

iogann1982 [59]

Answer:

22 divided 5 I would think

Step-by-step explanation:

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2 years ago

An architect is a person who designs buildings. Why is it important for an architect to be able to calculate the area and perime

Aleks04 [339]

Answer:

I've already answered :) Please give Brainliest ;)

Step-by-step explanation:

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3 years ago

Not sure how to do this. i always struggle with proofs.

nlexa [21]

Answer:

Statement: angle QAU congruent to angle KAC

Reasoning: vert. angle congruenct thm

S: angle U congruent to angle C

R: Alt. Int. Angle Thm

S: Triangle QUA similar to Triangle KCA

R: AA Sim. Thm

Step-by-step explanation:

Practice a lot of proofs and you'll start seeing a pattern in them and it will become way easier.

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3 years ago