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aivan3 [116]
2 years ago
12

Find the rate of change

Mathematics
1 answer:
Bezzdna [24]2 years ago
8 0

Answer: 40 mi/h

Step-by-step explanation:

it goes up 80 and over 2, so the rate of change is 80/2 = 40 mi/h

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|x|+5=18 a. 5 or -5 b.13 or -13 c.18 or -18 d.23 -23
dezoksy [38]
X+5=18
first get rid of the 5
so X+5-5=18-5
which makes X=13
if any questions please ask
b. 13
6 0
3 years ago
You and your friend hike to a waterfall that is 4 miles east of where you left your bikes. You then hike to a lookout point that
netineya [11]
Answer is 10.5 miles

I used Pythagorean theory to solve for the unknown distance from the waterfall to lookout point.
a^2 + b^2 = c^2
2^2 + 4^2 = c^2
20 = c^2
Take square root of both sides
4.47 = c
Rounded to 4.5 miles

Add 4 miles and 2 miles and 4.5 miles
10.5 miles total

3 0
2 years ago
A grocery store sells twelve bottles of water for $13.80 a convenient store sells ten bottle of water for $11.80. which store ha
Mrac [35]

At the same rate, the price of 12 bottles of water at the convenience store would be

(12/10)·$11.80 = $14.16 . . . . . this is more than $13.80

On average the cost for the same number of bottles of water is higher at the convenience store. The grocery store has the better buy.

6 0
3 years ago
9 is what percent of 25 in percentage form
Paladinen [302]
9/25=
25*4=100 so,9*4=36
9/25=36%
8 0
3 years ago
A pentagonal prism is cut by a plane perpendicular to the base. What is the shape of the cross section that is formed? A. a pent
iris [78.8K]

Answer:  C. A rectangle.

Step-by-step explanation:

1. By definition, a cross section is the intersection of a plane and a body of three dimensions.

2. A pentagonal prism has a pentagon as its base and its lateral faces are rectangles.

3. If the pentagonal prism is cut by a plane perpendicular to the base, this means that the plane is parallel to lateral faces, then,  the shape of the cross section that is formed is also a rectangle.

4. The answer is the option C.

6 0
4 years ago
Read 2 more answers
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