Answer:

**Answer: 43 cm**

**Step-by-step explanation:**

The perimeter of rectangle is given by :-

, where l is length and w is width of the rectangle.

**Given :** The length of rectangle is 17.5 cm and the width is 40 mm in cm.

Since , 1 cm = 10 mm

Then, 40 mm=

**Then, the perimeter of rectangle will be :-**

**Hence, the perimeter of rectangle = 43 cm**

There is an average of 3.5×10−2 kilograms of dissolved salt in each liter of seawater. The South China Sea contains approximately 9.88×1018 liters of seawater. How many kilograms of dissolved salt are in the South China Sea? Enter your answer, in scientific notation, in the boxes.

You go to school in a college town. You know that there are 2000 students enrolled in the school, but you don’t know the population of the town (without students). You walk up and down the main streets of the town, stop people, and ask them if they are students or not. You ask 100 people, and 60 of them say they are students. Estimate the nonstudent population of the town.

Which of the following are steps to use when formulating an equation? Check all that apply. A. Make a table B. Read the problem C. Write each fact as a variable expression D. Write each fact as a sentence

The coordinates for the vertices of a polygon are (1, 4), (6, 4), and (6,1). What type of polygon is formed by these points?A) square B) quadrilateral C) right triangle D) scalene triangle

I need these please

You go to school in a college town. You know that there are 2000 students enrolled in the school, but you don’t know the population of the town (without students). You walk up and down the main streets of the town, stop people, and ask them if they are students or not. You ask 100 people, and 60 of them say they are students. Estimate the nonstudent population of the town.

Which of the following are steps to use when formulating an equation? Check all that apply. A. Make a table B. Read the problem C. Write each fact as a variable expression D. Write each fact as a sentence

The coordinates for the vertices of a polygon are (1, 4), (6, 4), and (6,1). What type of polygon is formed by these points?A) square B) quadrilateral C) right triangle D) scalene triangle

I need these please

**Answer:**

**Step-by-step explanation:**

n+150+7+100=200+50+27

n+257 = 277

n = 277 - 257

n = 20

**Answer:**

20

**Step-by-step explanation:**

hope it will help goodbye.if there is any other question feel free to ask

**Answer:**

63 ft

**Step-by-step explanation:**

Multiply your scale factor by 7.

1 in : 9 ft . . . . . . . . . . your scale factor

7·(1 in) : 7·(9 ft) . . . . . indicate the multiplication

7 in : **63 ft** . . . . . . . . do the multiplication

**Answer:**

**u mStep-by-step explanation:**

g

exactly 6 heads

**Answer:**

P(E)=56256=732. **Step-by-step explanation:**

Thus, the probability of getting exactly 3 heads when a coin is flipped 8 times in a row

WRITE "six million five hundred thousand four" in standard form.

for six million five hundred thousand four 6,500,004

**Answer:**

C) 8

**Step-by-step explanation:**

41 + 6x + 1 = 90° because this is a right angle

42 + 6x = 90 subtract 42 from both sides

6x = 48 divide both sides by 6

x = 8

**Answer:**

the answer should be c

**Step-by-step explanation:**

180-90=90

90-41=49

49-1=48

48:6=8

x=8

**Answer:**

1 batch and 6 cups of water = 1 cup of detergent

2 batches and 12 cups of water = 2 cups of detergent

3 batches and 18 cups of water = 3 cups of detergent

4 batches and 24 cups of water = 4 cups of detergent

**Step-by-step explanation:**

Hope This Helps.