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marshall27 [118]
3 years ago
13

Helpp me pleasee (algebra)

Mathematics
1 answer:
antiseptic1488 [7]3 years ago
8 0

Answer:

Step-by-step explanation:

answer = 1/2 r + m

m = 7

r = 8

answer = 1/2 * 8 + 7

answer = 4 + 7

answer = 11

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GIVING 100 POINTS!!! An observer (O) is located 900 feet from a building (B). The observer notices a helicopter (H) flying at a
slamgirl [31]

Answer:

1035.33 feet

Step-by-step explanation:

OBH is a triangle and the sum of the angles of a triangle = 180

∠OBH = 90°

∠OHB = 180 -(49 + 90) = 41°

The law of sines that the ratio of each side of a triangle to the sin of the angle opposite it is the same

Thus

A/sinα  = B/sinβ = C/sinγ

where A, B and C are the three sides of the triangle and α, β, γ corresponding respectively to the angles opposite them.

Using the law of sines  

\frac{OB}{sin 41}  = \frac{BH}{sin49}

Therefore BH which is the height the helicopter is flying at is

BH = OB \frac{sin49}{sin41}

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2 years ago
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Question 5 of 10
Marizza181 [45]

Answer:

ax^2 + bx + c

Step-by-step explanation:

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6 0
2 years ago
eloise is designing a triangular flag is it possible to design more than one flag with side length of 27 inches in 40 inches and
earnstyle [38]

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Step-by-step explanation:

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I'll add a photo of the problem! ​
eduard

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Step-by-step explanation:

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3 years ago
How do you solve for(−5)^5(−5)^−6
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Answer:

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Step-by-step explanation:

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