4 years ago

What percent of our world is made of Hydrogen and Helium?

Mathematics

1 answer:

Romashka [77]4 years ago

6 0

Hydrogen is around 0.000053% and Helium is around <span>0.000524%</span>

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Find the total of the figure below. PLEASEEE HELPPPPPPPP!

KATRIN_1 [288]

The answer is 134 ft^2

the area of the smaller rectangle:
$5 \times 6 = 30$

the area of the other rectangle:
$8 \times 13 = 104$

the area of the whole shape:
$104 +30 = 134$

good luck

3 0

3 years ago

if x and y are two overlapping subsets of a universal set U, write the relation between n(U),n(X U Y), and n(xūy).

Andrew [12]

Answer:

the relation between them are

n(U) = n(X U Y) + n(xūy).

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3 years ago

5. Use the rules for long division to divide 262 by 9. A. 29r1 B. 28 C. 30 D. 29

vfiekz [6]

Since $270=262+8$ , and $\dfrac{270}9=30$ , we have

$\dfrac{270}9=\dfrac{262}9+\dfrac89$
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$\implies29+\dfrac19=\dfrac{262}9$

so the answer is A.

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3 years ago

What is the equation for this line slope= -4 and Y-intercept= 10

Orlov [11]

Answer:

Y = -4x + 10

Step-by-step explanation:

The equation is y = mx + b, so if you input the values you will get y = -4x + 10.

I hope this helped :)

3 0

2 years ago

What is the value of y in the parallelogram below?

vredina [299]

In a parallelogram, consecutive angles are supplementary.

3y + 78 = 180

3y = 102

y = 34

4 0

3 years ago

Read 2 more answers