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2 years ago

Surface area of a net

Mathematics

1 answer:

scoundrel [369]2 years ago

8 0

Answer:

Step-by-step explanation:

This is really a sloppy diagram. You have to know if the base of the triangle is 5 or 10.

It is 5. So the area of 1 of the triangles is 1/2 * b * h

b = 5

h = 8.7

Area = 1/2 * 8.7 * 5 = 21.75

There are 4 such triangles. The total area = 4 * 21.75 = 87 sqr in

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What is 279* 508 show your work

In-s [12.5K]

Answer:

141732

Step-by-step explanation:

2 7 9

× 5 0 8

------------------------

2 6 7

2 2 3 2

1 3 4

1 3 9 5 00

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5 0

2 years ago

The interest that cindy earns on her investment is given by the equation /=42t where t is the time in years that her money is in

Len [333]

Answer:

Equation is 42t

So,

t=12

According to equation

Put value of t

=42(12)

=504

So 2nd option is correct.

5 0

3 years ago

Please anyone can give me it's urgent....

Pavlova-9 [17]

Step-by-step explanation:

From the figure it is clear that:

x+110°=180

x=180-110

x=70

For y:

the left exterior angle of line q is also70.

By the definition of alternate exterior angle:

y=70

Note:if you need to ask any question please let me know.

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2 years ago

Solve for c 8/3c -2= 2/3c-12

Anna [14]

Answer: C = -5

Step-by-step explanation:

You have to add two on both sides and the remove 2/3 on both sides. Hope this helps

<!> Brainliest is appreciated! <!>

4 0

2 years ago

Read 2 more answers

A planning board in Elm County is interested in estimating the proportion of its residents that are in favor of offering incenti

Viktor [21]

Answer:

Given confidence interval is 0.54+or-0.05

0.54-0.05,0.54+0.05 =

(0.49,0.59)

In repeated sampling,the true proportion of country residents in favor of offering incentives to high-tech industries to build plants in the country will fall in the interval (0.49,0.59)

6 0

3 years ago