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Tanzania [10]
4 years ago
13

What is 300 million in scientific notation

Mathematics
1 answer:
zepelin [54]4 years ago
8 0
300,000,000 is 3 x 10 to the 8th power
You might be interested in
Quadrilateral RPQS is a rectangle. Label the missing measures.
Taya2010 [7]

Answer:

Part 1) PR=9\ units

Part 2) PQ=12\ units

Part 3) PS=15\ units

part 4) QR=15\ units

Part 5) RT=7.5\ units

Step-by-step explanation:

we know that

In a rectangle opposite sides are parallel and congruent

The measure of each interior angle is 90 degrees

The diagonals are congruent and bisect each other

step 1

Find the length of side PR

we know that

PR=QS ----> by opposite sides

we have

QS=9\ units

therefore

PR=9\ units

step 2

Find the length of side PQ

we know that

PQ=RS ----> by opposite sides

we have

RS=12\ units

therefore

PQ=12\ units

step 3

Find the length of diagonal PS

we know that

PS=2PT---> the diagonals bisect each other

we have

PT=7.5\ units ---> given problem

therefore

PS=2(7.5)=15\ units

step 4

Find the length of diagonal QR

we know that

QR=PS---> the diagonals are congruent

we have

PS=15\ units

therefore

QR=15\ units

step 5

Find the length of RT

we know that

QR=2RT---> the diagonals bisect each other

we have

QR=15\ units

substitute

15=2RT\\RT=7.5\ units

7 0
3 years ago
3. An airplane flies 105 miles in ½ hour. How far can it fly in 1 ¼ hours at the same rate of speed?
raketka [301]
262.5 miles
explanation 1/4 is half of 1/2 so 52.5 is half of 105 and then 210 for an hour of travel
5 0
4 years ago
Read 2 more answers
Tell whether the ratios 6/15 and 4/10 are proportional.
solmaris [256]

Answer:

6/15 is and 4/10 is not I'm pretty sure

7 0
3 years ago
Which expressions are equivalent to 5+(-3)(6x-5)5+(−3)(6x−5)5, plus, left parenthesis, minus, 3, right parenthesis, left parenth
makvit [3.9K]

The expressions equivalent to 5+(-3)(6x-5)  is -18 x +20 , Option A is the correct answer.

The complete question is

Which expressions are equivalent to 5+(−3)(6x−5)

Choose all answers that apply:

A : -18x+20

B: 3x-3

C: None of the above

<h3>What is an Expression ?</h3>

An expression is a mathematical statement that has variables , constants and mathematical operators all simultaneously.

The expression given is

5+(-3)(6x-5)

By Distributive Property

a(b+c) =ab+ac

5 +  (-3*6x) -(-3*5)

5 - 18x +15

-18 x +20

Therefore Option A is the correct answer.

To know more about Expression

brainly.com/question/13947055

#SPJ1

3 0
3 years ago
Please help don’t understand
Volgvan

Answer:

option b is the correct answer .

Step-by-step explanation:

=4^5×4^12

=4^17 is the answer.

3 0
3 years ago
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