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gtnhenbr [62]
3 years ago
13

Find the EXACT values, there should be no decimals in your answertan [sin-1(-1/√5)]​

Mathematics
1 answer:
makvit [3.9K]3 years ago
4 0

Exact Form:

-1/2

Decimal Form:

-0.5

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Cylinder A is mathematically similar to cylinder B. The height of cylinder A is 10cm and its surface area is 440cm2​ ​. The surf
Pie

Answer:

440 = 2\pi {r}^{2}  + 2\pi(r)10 \\

3960 = 2\pi {r}^{2}  + 2\pi(r)h

\frac{3960 = 2\pi {r}^{2}  + 2\pi(r)h}{440 = 2\pi {r }^{2} + 2\pi(r)10 }

9 =  \frac{h}{10}

h=90

5 0
3 years ago
Helppppppppppppppppppp
Simora [160]

Answer:

1.base

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6 0
3 years ago
What is the area of the figure below?
Scorpion4ik [409]

Answer:

rectangle: 30 in^2

triangle:  12 in^2

composite: 42 in^2

Step-by-step explanation:

area of a rectangle: length times width

area of a triangle: \frac{AB}{2}

composite area: break the area up by shapes you can find the area of, then add it back together

3 0
3 years ago
Kaylee found the surface area, in square inches of a rectangular prism by using formula. 2(5×3)+2(5×8)+2(3×8) What is the surfac
sladkih [1.3K]

Answer:

158

Step-by-step explanation:

Simplify the following:

2×5×3 + 2×5×8 + 2×3×8

5×3 = 15:

2×15 + 2×5×8 + 2×3×8

5×8 = 40:

2×15 + 2×40 + 2×3×8

3×8 = 24:

2×15 + 2×40 + 2×24

2×15 = 30:

30 + 2×40 + 2×24

2×40 = 80:

30 + 80 + 2×24

2×24 = 48:

30 + 80 + 48

| 8 | 0

| 4 | 8

+ | 3 | 0

1 | 5 | 8:

Answer:  158

6 0
3 years ago
Can you help me with this? thanks made it 20 points!
liraira [26]
I agree with Roaltyjess<span />
8 0
3 years ago
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