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Fittoniya [83]
2 years ago
11

50 POINTS!!! A side of the triangle below has been extended to form an exterior angle of 148°. Find the value of x.

Mathematics
1 answer:
Bingel [31]2 years ago
5 0
Answer: x= 58°
explanation: interior angles of all triangles add up to 180.
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Please answer correctly !!!!!!!!!! Will mark brainliest !!!!!!!!!!!!
Leto [7]

Answer:

see explanation

Step-by-step explanation:

(1)

Given

g(r) = (r + 14)² - 49

To obtain the zeros, let g(r) = 0 , that is

(r + 14)² - 49 = 0 ( add 49 to both sides )

(r + 14)² = 49 ( take the square root of both sides )

r + 14 = ± \sqrt{49} = ± 7 ( subtract 14 from both sides )

r = - 14 ± 7, then

r = - 14 - 7 = - 21 ← smaller r

r = - 14 + 7 = - 7 ← larger r

(2)

The equation of a parabola in vertex form is

y = a(x - h)² + k

where (h, k) are the coordinates of the vertex and a is a multiplier

g(r) = (r + 14)² - 49 ← is in vertex form

with vertex = (- 14, - 49 )

4 0
2 years ago
What percent of 200 is 290
GrogVix [38]

\frac{290}{200} * 100 = 1.45 * 100 = 145.

So, Our final answer is 145%
8 0
3 years ago
Read 2 more answers
How do you write a percent into a fraction or a mixed number in simplest form
love history [14]
To change a percent to a fraction, you remove the percent sign and put the given number over 100. For example, if you are given 78%, it would be 78/100 or 39/50
4 0
3 years ago
Write the sentences as proportion. Twelve hundredths is to three as twenty-four hundredths is to eight
ValentinkaMS [17]

Answer:

see the explanation

Step-by-step explanation:

Remember that

A proportion is the ratio (quotient) between two numbers

so

Twelve hundredths to three is ----> \frac{0.12}{3}

Twenty-four hundredths to eight ----> \frac{0.24}{8}

therefore

Twelve hundredths is to three as twenty-four hundredths is to eight

\frac{0.12}{3}=\frac{0.24}{8}

Note The proportion is not true

3 0
2 years ago
Find the sum of 10 and -10.
Alja [10]

Answer:

0 (additive inverse) yw

7 0
3 years ago
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