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Liula [17]
3 years ago
7

Write down two expressions for the perimeter of this shape one with brackets and one without

Mathematics
1 answer:
dexar [7]3 years ago
8 0
The formula of a perimeter is:2(L+l) or 2*L+2*l
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The left side of a solid block is held at a constant temperature of 200°C. The temperature profile within the block is given by
Nikitich [7]

Answer:

with T = 50⁰C, we have:

50 = 200 - 5x - x²

<=> x² + 5x = 150

<=> x² + 5x - 150 = 0

=> x = 10

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lidiya [134]
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Triangle abc is translated 5 units to the right and 4 units up to create triangle A’B’C .
eimsori [14]

Answer:

This cannot be solved unless I have the coordinate for triangle "abc"

Step-by-step explanation:

Once I have the coordinates for triangle "abc", I can solve to find out where triangle "A'B'C" is

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3 years ago
Measure the screwdriver's length to the nearest tenth of a centimeter. Express the answer as a decimal.
Alja [10]

Answer:

17.1 cm

Step-by-step explanation:

A screw driver is a mechanical tool or device which is mainly used for screwing the screws and unscrewing them. It is also used for removing the nuts and bolts and also serves a variety of uses.

It is typically made of steel and has a handle and a shaft which ends as a tip.

In the context, the length of the screw driver from the given figure expressed to the nearest tenth of a centimeter is 17.1 cm.

It is also equivalent to $6\frac{3}{4}$ inch.

8 0
3 years ago
Find the surface area of a cylinder with a diameter of 18 and a height of 32. Use 3.14 for π. Round your answer to the nearest t
Ksenya-84 [330]

Answer: a = 2,315.5

Step-by-step explanation:

a = 2πrh+2πr²

a = 2π(9)(32) + 2π9²

a = 2π x 288 + 2π x 81

a = 1809.6 + 508.9

a = 2,315.5

(pls mark me the brainliest)

(theres a button that says "mark brainliest" on my answer)

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3 years ago
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