3 years ago

Select the correct answer from each drop-down menu

Mathematics

1 answer:

Papessa [141]3 years ago

5 0

First one: Exact Form:
- 2 √2-√3-√6-√2/4
Decimal Form:
0.70710678...

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. Dinah bought 3 packages of ground beef. The packages weigh 3 3/4 pounds, 1 1/8 pounds, and 2 1/2 pounds. How many pounds of gr

IgorC [24]

Answer:

6 3/8

Step-by-step explanation:

Convert the fractions so that the denominators match.

$3\frac{3}{4} =3\frac{6}{8}$ , then $3\frac{6}{8}=\frac{30}{8}$

$1\frac{1}{8}=\frac{9}{8}$

$2\frac{1}{2}=\frac{3}{2}$ , then $\frac{3}{2}=\frac{12}{8}$

Add up the fractions.

$\frac{30}{8}+\frac{9}{8}+\frac{12}{8} =\frac{51}{8} =6\frac{3}{8}$

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3 years ago

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If the earth rotates 15° each hour how long does it take to rotate 1°? Show your work

mojhsa [17]

It will take 4 minutes to rotate 1º because 15 divided by 15 is one (to get 1º) and 60 (1 hour) divided by 15 is 4.

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3 years ago

Given that D is on the interior of ACB, and ACD DCB, what best describes CD<br> PLEASE HELP ASAP

jekas [21]

Angle Bisector.

Since D is on the interior and it cuts angle ACB into two equal angles.

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3 years ago

Does (3,4) satisfy the equation-5x + 2y = 23?

jek_recluse [69]

Answer:

$- 5x + 2y = 23 \\ when \: \: x = 3 \: and \: y = 4 \\ = - 5(3) + 2(4) \\ = - 15 + 8 \\ = 7 \\ no \: it \: doesnot \\ \\ \\ if \: equation \: is \: 5x + 2y = 23 \\ = 15 + 8 \\ = 23 \\ hence \: it \: satisfies$

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3 years ago

Giving brainly if correct!! show work

nexus9112 [7]

Answer:

C. water left: 50,000 - 80(48)

Step-by-step explanation:

Recall that there are only 24 hours in a single day, then 2 days will have 48 hours in total: so the water loss will be [ 80(48) ] litres

Water left: total amount - water lost

water left: 50,000 - 80(48)

water left: 50,000 - 3,840

water left: 46,160

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2 years ago