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Ksju [112]
4 years ago
12

15 POINTS!!! how do I solve these questions??

Mathematics
1 answer:
DENIUS [597]4 years ago
4 0

B,C,C As i worked them out :3 hope this helps

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Find the measure of angle x 142
dedylja [7]

Answer:

<h2><em><u>x</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>142</u></em><em><u>°</u></em></h2>

Step-by-step explanation:

This is because,

They are <em><u>Vertically</u></em><em><u> </u></em><em><u>Opposite</u></em><em><u> </u></em><em><u>Angles</u></em><em><u>. </u></em>

6 0
3 years ago
Calculate the volume of the following object:
frozen [14]

Answer:

262.44 cubic metres.

Step-by-step explanation:

First, we can calculate the volume of the cylinder by doing pi * r^2 * h. In this case, r is 5 / 2 and h is 7.

pi * (5/2)^2 * 7 = pi * 25/4 * 7 = pi * 6.25 * 7 = pi * 43.75 = 3.14159265 * 43.75 = 137.4446784 cubic m.

Seconds, we calculate the volume of the cube. It is 5^3 = 5 * 5 * 5 = 25 * 5 = 125 cubic m.

137.4446784 + 125 = 262.4446784, which is about 262.44 cubic metres.

Hope this helps!

3 0
3 years ago
Read 2 more answers
At the game Spectators can buy a large popcorn (16 oz cup) for $1.12 or a small popcorn (12 oz cup) for $0.96 which Popcorn opti
shtirl [24]

The unit ratio is defined as the total cost divided by the number of oz.

So, the large popcorn has a unit cost of

\dfrac{1.12}{16}=0.07

meaning that 1oz of pop corn costs 7 cents.

Similarly, the small popcorn has a unit cost of

\dfrac{0.96}{12}=0.08

meaning that 1oz of pop corn costs 8 cents.

So, the large popcorn has a lower unit rate.

8 0
4 years ago
Which inequality is equivalent to -6x ≥ 30?
liq [111]
Hey there!

Our goal here is to isolate the variable, x. In order to do this following the dividing and algebraic property of equality (which states that the equation remains equal if you do the same thing to both sides) , we must divide both sides by the coefficient of x, -6. That gives us: 

-6x/-6 ≥ 30/-6

Now, normally, we'd just complete this division - and we'd have our answer. But according to the rules of inequalities, when you multiply or divide by a negative number, the sign flips.<span>
</span>
Thus, our answer is:

x ≤ - 5, or D.

Hope this helps!
8 0
3 years ago
Please help 20 points!!!
sleet_krkn [62]
The red one is (4.1) and the green one is (-2.4) because is positive to negative so the positive side is that you got and the negative part is you owe someone for example: -20 < 30 so if it says Emily goes to the store and the milk costs $30.99 and she only has $10.00 that means that she owes $30.00 so is -10 <30
3 0
3 years ago
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