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olasank [31]
3 years ago
7

Find the similarity ratio of a prism with surface area 36 feet squared to a similar prism with surface area 225 feet squared

Mathematics
1 answer:
sashaice [31]3 years ago
3 0

Answer:   6:15___{2:5}

The reduce it by dividing by 3.

6/3 =2.

15/3 =5.

= {2:5}

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Ms. Johnston's students counted by fives. The first person said, "Five." The next said, "Ten"; the next "15." They went all the
Tcecarenko [31]

Answer:

20 students.

Step-by-step explanation:

The <u>first </u>person said 5 (which is 5 x 1), the <u>second </u>person said 10 ( which is 5 x2)... we see that this is a arithmetic sequence where the first term is 5 and the nth term is 100. We know that 100 = 5 x 20, therefore, the number of students that counted all the way up to 100 was 20 and Bobby was wrong.

3 0
3 years ago
In the diagram below, x is a whole number. what is the smallest possible value for x?
lesya692 [45]

Answer:

The smallest possible value for x is 9\ units

Step-by-step explanation:

we know that

The <u>Triangle Inequality Theorem</u>. states that the sum of the lengths of any two sides of a triangle is greater than the length of the third side

so

x+x>17\\2x>17\\x>8.5\ units

The value of x must be greater than  8.5\ units

so

If x must be a whole number

therefore

The smallest possible value for x is 9\ units

3 0
3 years ago
for a scale drawing of a bathroom, 1/4 inch represents the actual length of 1 ft., if the bathroom measures 1 1/2 inches by 2 in
mrs_skeptik [129]

Answer:

6ft by 8ft

Step-by-step explanation:

1/4 inch = 1 ft

1 1/2 inches has six 1/4 inches

6 times 1 = 6ft

2 inches has eight 1/4 inches

8 times 1 - 8 ft

so its 6ft by 8ft

4 0
4 years ago
Factor the polynomial-x^3-4x^2-5x
Gnom [1K]

Answer:

(-x)(x^2 + 4x + 5)

Step-by-step explanation:

You have to factor out the -x from the rest of the expression.

5 0
3 years ago
PLEASE HELP ME!!.. 16 points!!.... change to scientific notation
Svetradugi [14.3K]

Answer:

6. 4.5×10⁴

7. 4.2×10^-3

8. 9.5×10^9

9. 1.3×10^-3

10. 3×10²

Step-by-step explanation:

start counting just after the dot . hope it helps

7 0
3 years ago
Read 2 more answers
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