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Rama09 [41]
3 years ago
13

Need help pleaseee and an explanation from someone smart thanks ☺️

Mathematics
1 answer:
Stels [109]3 years ago
8 0

Answer:

C) 55 degrees

Step-by-step explanation:

You need the following geometry definition.

<u><em>Definition:</em></u>

<em>The measure of an arc of a circle is equal to the measure of the central angle that intercepts it.</em>

Angle AOB is a central angle since its vertex is the center of the circle.

According to the theorem above, the measure of arc AB is the same as the measure of central angle AOB.

measure of arc AB = measure of angle AOB

measure of arc AB = 55 degrees

Answer: C) 55 degrees

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Wegnerkolmp or someone who can explain maths please<br> I need a proper explanation
umka2103 [35]

Answer: 66 degrees

Explanation:

Check out the attached image below. Figure 1 is the original image without any additions or alterations. Then in figure 2, I extend segment BC to form a line going infinitely in both directions. This line crosses segment DE at point F as shown in the second figure.

Note how angles ABC and DFC are alternate interior angles. Because AB is parallel to DE (given by the arrow markers) this means angle DFC is also 24 degrees

Focus on triangle DFC. This is a right triangle. The 90 degree angle is at C.

So we know that the acute angles x and 24 are complementary. They add to 90. Solve for x

x+24 = 90

x+24-24 = 90-24

x = 66

That is why angle CDE is 66 degrees

6 0
3 years ago
Find the simplified product
tekilochka [14]

Answer:

The answer is -30x^{2} \sqrt{2x}, or the first option.

The last option isn't correct for this answer, even though it is correct mathematically. This is because it wants the fully simplified version, so the 5o squared would turn into a 5 and a 2, with the 5 multiplying the -6, and the 2 remaining underneath the square root.

#teamtrees #WAP (Water And Plant)

5 0
3 years ago
lee is making chocolate chip cookies and the recipe calls for 3/4 cup of chocolate chips. if she wants to make 2/3 of the recipe
Marysya12 [62]

<span>
First, (again lol) you multiply the amount of chocolate chips the recipe calls for by the amount Lee wants to make.</span>

<span />so its 3/4 * 2/3

<span> =</span>

<span>6/12</span>

<span>1/2</span>

<span>Lee will need a fraction of 1/2 of a chip of chocolate chips for the recipe</span>

7 0
3 years ago
Read 2 more answers
Is the decimal for 4 over 3 a repeating decimal ? expain
Alenkasestr [34]

Yes, the decimal form of \frac{4}{3}is indeed a repeating decimal. The expression is equivalent to 1 \frac{1}{3}, which is also 1.3333333 or "1.3 bar", signifying that the 3 will repeat infinitely.

5 0
3 years ago
Read 2 more answers
What is -6+3/4 and how did you get your answer
sashaice [31]

Answer:

-0.75

Step-by-step explanation:

-6 + 3 = -3

-3/4 = -0.75

4 0
3 years ago
Read 2 more answers
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