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Georgia [21]
3 years ago
6

What is the sum of 4.5 × 10^8 and 8.9 × 10^8?

Mathematics
1 answer:
Andrei [34K]3 years ago
4 0

Answer:

i think that the correct answer is a

Step-by-step explanation:

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Geometry > 0.6 Area of sectors XZQ
Ratling [72]

Answer:

4π mi²

Step-by-step explanation:

s = (∅/360) * πr²

s = (135/360) * π(4²)

s = (135/360)(16) * π

s = 4π mi²

3 0
3 years ago
A mother is 1 and 3/4 times as tall as her son. Her son is 3 feet tall. How tall is the mother?
Inga [223]

Answer:

The mom is 5 feet 3 inches

Step-by-step explanation:

<u>Step 1:  Make an equation</u>

m = 1 3/4 * 3

<u>Step 2:  Solve</u>

m = (4/4+3/4) * 3

m = 7/4 * 3

m = 21/4

m = 5.25

<em>m = 5 feet 3 inches</em>

<em />

Answer:  The mom is 5 feet 3 inches

7 0
3 years ago
Read 2 more answers
Can some answer pls.
kirill [66]

Answer:

E. (7,-2)

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
A. 2x+5=23<br> B. x+2+5=23<br> C. x+x+5=23<br> D. 5x+2=23
storchak [24]

Answer:

b

Step-by-step explanation:

lucky guess

6 0
3 years ago
Read 2 more answers
7/11÷2/5=<br>A.1/11<br>B.22/35<br>C.5/6<br>D.35/22
Tamiku [17]
The answer's D. 35/22

Well i have to write 20 words so dont mind this part
7 0
3 years ago
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