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pogonyaev
3 years ago
10

Rebecca had 9/10 of a yard of ribbon.Rebecca had 9/10 of a yard of ribbon. Then she gave 7/20 of a yard to a friend. How much do

es she have left?
Mathematics
1 answer:
scZoUnD [109]3 years ago
6 0
I think it's 11/20.
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A city phone book has 86 pages filled with residents' names. There are a total of 15,050 names in the book. Each page has an equ
astra-53 [7]

Answer:

175

Step-by-step explanation:

You have to divide 15,050 by 86

Have a nice day !

5 0
3 years ago
What is a possible solution for x+6≥10
ira [324]

Answer:

4,5,6

Step-by-step explanation:

*The sign of ≥ means that it must be greater or equal to 10 in this case

1). 3 isn't a possible solution due to 9 being less than 10

3+6_10

9_10

9<10

2). 4 is a possible solution due to the sum of 4 and 6 being equal to 10

4+6_10

10_10

10=10

3). 5 is a possible solution due to the sum of 5 and 6 being larger than 10

5+6_10

11_10

11>10

4).6 is a possible solution due to the sum of 6 and 6 being larger than 10

6+6_10

12_10

12>10

Hope this helped! (:

6 0
3 years ago
P and Q are two points on the line x - y + 1 = 0 and are at distance 5 from the origin. Find the area of the triangle OPQ. ​
Alecsey [184]

Answer:

P and Q are two points on the line x-y+1=0 and are at a distant of 5 units from the origin. Find the area of triangle POQ.

Step-by-step explanation:

P and Q are the intersection points of

x-y+1 = 0 and the circle x^2 + y^2 = 25

sub y = x+1 into the circle

x^2 + (x+1)^2 = 25

x^2 + x^2 + 2x + 1 - 25 = 0

x^2 + x - 12 = 0

(x+4)(x-3) = 0

x = 3 or x = -4

y = 4 or y = -3

so P(3,4) and Q(-4,3) are our two points

Height of triangle.

h = |0 - 0 + 1|/√2 = 1/√2

PQ = √( (-7)^2 + 1^2) = √50 = 5√2

area POQ = (1/2)(1/√2)(5√2) = 5/2 square units

hope this helped

7 0
2 years ago
Which table represents an inverse variation?
Sloan [31]
Maybe D not 100% but i think that’s it
8 0
3 years ago
Read 2 more answers
How many lines of reflectional symmetry does the regular hexagon have?
Rainbow [258]

A regular hexagon has 3 lines of reflectional symmetry: 2 diagonal, 1 horizontal, and 1 vertical.

7 0
3 years ago
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