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Usimov [2.4K]
3 years ago
14

What is the value of a? A. -18 B. -14 C. 14 D. 18

Mathematics
1 answer:
erma4kov [3.2K]3 years ago
8 0
A.
...................
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the diameter of yellow circle is 4cm the diameter of the whole figure is 8 cm what is the area of the blue region in terms of 3.
Jobisdone [24]

Answer:

The area is "50.24 cm^2"

Step-by-step explanation:

Given value:

r= 4 \ cm\\\\\pi = 3.14\\\\\ area \ of \ circle (A) = \pi \times \ r^2\\\\

                        A= 3.14 \times 16\\\\A= 50.24\ cm^2

4 0
4 years ago
If the point (x,-1) is on the unit circle what is the value of x
finlep [7]
A unit circle has its center at the origin and has a radius of one. It is modeled by the equation
x² + y² = 1

We are given with <span>(x,-1)</span> .
Solving for x
x² + (-1)² = 1
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4 0
4 years ago
(13 + v) =-121 hey yall can yall show the work for the problem​
bazaltina [42]
<h3>Hello there!</h3>

In this question, we're solving for v

Lets solve:

(13 + v) = -121

Subtract 13 from both sides

v = -134

<h3>Answer: v = -134</h3><h3>I hope this helps!</h3><h3>Best regards,</h3><h3>MasterInvestor</h3>
3 0
3 years ago
If u help me and answer correctly ill give brainlest thanks
Anna007 [38]

Answer:

10/4 in simplest form 5/2

Step-by-step explanation:

Since 2 goes into 10 and 5 you divide 2 by those two numbers which gives you 5/2

7 0
2 years ago
Sammy went on a class trip to the art museum and sketched a scale drawing of a famous mural. The original painting was 72 inches
Margarita [4]
Since the length of the original painting is 108 inches, you take 1/12 and multiply it by 108 and get 9 inches.
the length of Sammy's drawing is 9 inches.
4 0
4 years ago
Read 2 more answers
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