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Pavel [41]
3 years ago
5

Please help! Find the área of the triangle .

Mathematics
2 answers:
kow [346]3 years ago
8 0

Answer:

a= 75 cm

Step-by-step explanation:

a= 10×15

150÷2

a= 75 cm

sveticcg [70]3 years ago
7 0

Answer:

67.97 cm²

Step-by-step explanation:

The area (A) of the triangle is calculated as

A = \frac{1}{2} bc sinA

with b = 15, c = 10 and A = 115°, thus

A = 0.5 × 15 × 10 × sin115° = 75 × sin115° ≈ 67.97 cm²

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Hitman42 [59]

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4 0
4 years ago
Which function's graph has x-intercepts at x=−1 and x=3, and a vertex at point (1,−4)?
Luda [366]

Answer:

Top right option: g(x) = (x+1)(x-3)

Step-by-step explanation:

x=-1 is the solution to x+1=0

x=3 is the solution to x-3=0

Therefore, your expression so far is (x+1)(x-3) or x²-2x-3.

Since the vertex must be (1,-4) we must check if x=1 satisfies the equation x=-b/2a:

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Both sides are equal to each other, so the final function is g(x) = (x+1)(x-3)

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3 years ago
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PilotLPTM [1.2K]

Answer:

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8 0
3 years ago
On Friday, 134 MP3s were downloaded from an online music store. Of the 73 country songs. 52 were downloaded by women. Of the 61
Natalka [10]

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6 0
3 years ago
Long division (4b^3+10b^2-32b+15) divided by (4b-6)
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Answer:

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___________________

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Step-by-step explanation:

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