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2 years ago

For her book club Sharon reed for 45 minutes each day write an expression for the number of hours she reads in d days

1 answer:

5 0

So first u would need tto know how many hours are in a day so there are 24 hours in a day so u would do 45x72 cause there are 72 hours in 3 days.

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Someone explain how this is answer C? Big points!

Snowcat [4.5K]

Answer:

C. x = 15 * sin 18°

Step-by-step explanation:

sin A = Opposite / Hypotenuse

sin 18° = x / 15

x = 15 * sin 18°

4 0

3 years ago

Solve the quadratic equation numerically (using tables of x- and y- values). x squared + 5 x + 6 = 0 a. x = -3 or x = -2 c. x =

sineoko [7]

Answer:

Step-by-step explanation:

I did it on math class

6 0

2 years ago

Read 2 more answers

Please help What is x= ?

Nataly [62]

Answer:

$x=33^{\circ}$

Step-by-step explanation:

First off, your drawing is kinda inaccurate, because the $124^{\circ}$ looks like a right angle, but as you drew it yourself it doesn't matter too much.

We know that the sum of the angles of a triangle will always equal $180^{\circ}$ , so we have that $23+124+x=180$ .

Combining like terms on the left side gives $147+x=180$ .

Subtracting $147$ from both sides gives $x=33$ .

So, $\boxed{x=33^{\circ}}$ and we're done!

5 0

2 years ago

Read 2 more answers

1. Using the drawing, if the measure of angle 2 is 42° and the measure of angle 3 is 52°, what is the measure of angle 6?

Ann [662]

first is 86

we know because of the sum of the interior angles of a triangle being 180, and that 5 + 6 =180

4 0

2 years ago

Read 2 more answers

Need help please!!!!

ArbitrLikvidat [17]

Given : A inequality is given to us . The inequality is 19 ≥ t + 18 ≥ 11 .

To Find : The correct option between the given ones . To write the compound inequality with integers .

Solution : The given inequality to us is 19 ≥ t + 18 ≥ 11 . Let's simplify them seperately .

$\red{\tt Case\:1}$

⇒ 19 ≥ t + 18 .

⇒ t + 18 ≤ 19 .

⇒ t ≤ 19 - 18 .

⇒ t ≤ 1 = 1 ≥ t . ..................(i)

$\red{\tt Case\:2}$

⇒ t + 18 ≥ 11 .

⇒ t ≥ 11 - 18.

⇒ t ≥ -7 . ....................(ii)

On combing (i) & (ii) .

$\Large\boxed{\green{\bf \red{\longmapsto} 1 \geqslant t \geqslant -7 }}$

This means that t is less than or equal to 1 but greater than or equal to (-7) .

4 0

2 years ago