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arlik [135]
3 years ago
9

In a triangle, angle A is twice angle B, and angle B is 1/3 Angle C. What

Mathematics
1 answer:
Vika [28.1K]3 years ago
4 0

Answer:

90°

Step-by-step explanation:

The angles have to equal 180° because the figure is a triangle. B would be 30°, A would be 60°, and so C would be 90°.

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Evan has a loyalty card good for a discount at his local hardware store. The item he
Eva8 [605]

Answer:

14-11.76 = 2.24

2.24×100

14 = 16%

since, the discount percentage is 16%

4 0
3 years ago
(r, 7), (11, 8), m = -1/5
soldier1979 [14.2K]

Answer:

The value of r is 16

Step-by-step explanation:

<u><em>The correct question is</em></u>

Find out the value of r if the slope between the two ordered pairs is m=-1/5

we know that

The formula to calculate the slope between two points is equal to

m=\frac{y2-y1}{x2-x1}

we have the points

(r, 7), (11, 8)

substitute the values

m=\frac{8-7}{11-r}

m=\frac{1}{11-r}

Remember that

m=-\frac{1}{5}

equate the equations

\frac{1}{11-r}=-\frac{1}{5}

solve for r

Multiply in cross

-(11-r)=5\\r-11=5\\r=11+5\\r=16

4 0
3 years ago
Which is the graph of f(x) = x2 - 2x + 3?
Westkost [7]

Answer:

the one in the bottom is the graph in pretty sure

8 0
3 years ago
Read 2 more answers
Mindy has 4 red lollipops, 2 green, and 3 blue lollipops to choose from. What is the complement of her choosing a blue lollipop?
Masteriza [31]

Answer: I’m not sure what compliment is but she would have to pick 7 to guarantee that she gets at least 1 blue lollipop

Step-by-step explanation:

There are 9 in total. 6 not blue. There are 3 blue. Assuming she gets terrible luck, she would have to take all of the non blue first which is 6. Then she would take another one to make sure she gets at least 1 blue lollipop

4 0
3 years ago
Read 2 more answers
Find the area of a triangle when
AfilCa [17]

Answer:

The area of the triangle = 31.5 feet² ⇒ answer (c)

Step-by-step explanation:

∵ Area of any Δ = 1/2 (side 1)(side 2)(sin the angle between them)

∴ The area of the Δ = 1/2 (b)(c) sin(∠A)

∵ b = 11 feet

∵ c = 10 feet

∵ m∠A = 35°

∴ Area of the Δ = 1/2 (11)(10) (sin(35)) = 31.547 feet²

∴ The area of the triangle = 31.5 feet²

∴ The answer is (c)

3 0
3 years ago
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