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Sladkaya [172]
3 years ago
7

Help please, i will mark brainliest

Mathematics
1 answer:
dmitriy555 [2]3 years ago
3 0

Answer:

40

Step-by-step explanation:

We can see that at 1 minute there is 40 beats, at 2 minutes there is 80 beats, at 3 minutes there is 120 beats, at 4 minutes there is 160 beats and at 5 minutes there is 200 beats. If we divide each of the beats by its corresponding minute we will get 40

40 beats at 1 minute → 40 ÷ 1 = 40

80 beats at 2 minutes → 80 ÷ 2 = 40

120 beats at 3 minutes → 120 ÷ 3 = 40

160 beats at 4 minutes → 160 ÷ 4 = 40

200 beats at 5 minutes → 200 ÷ 5 = 40

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Please help.<br> geometry unit 7 lesson 6 for connections...
RUDIKE [14]
1] Square; Rectangle; Quadrilateral.

2] All rectangles are Quadrilaterals.

3] Arrange four equal length sides, so the diagonals are equal length also.

4] As per the Isosceles trapezoid.
Base angles are equal to each other and upper both angles are equal to each other too.
So,
20x+9 = 14x+15
20x-14x = 15-9
6x = 6
x = 1°

K = M = 29°

Sum of all angles of quadrilateral equal to 360°.

360-(29+29) = 360-58 = 302°

Sum of upper both equal angles is 302°.
One of them will be 302/2 = 151°

Answer will be 151°.
8 0
3 years ago
Which expressions are equal to 148?
gavmur [86]

Answer:

149-1

Step-by-step explanation:

if you did 149-1 you'd get 148

4 0
3 years ago
The expression 27.50+ 0.11x models the monthly cost in dollars of a phone plan. In the
AlladinOne [14]

Answer: 31.57

Step-by-step explanation: If x is 37, that would mean 0.11 x 37 and that equals 4.07. Then you would add 27.50 and 4.07 and get 31.57.

6 0
3 years ago
Use the numbers shown to make the equations true. Each number can be used only once.
Lisa [10]

Answer:

a. √64=8

b. ∛1000=10

Step-by-step explanation:

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1000=10^3 As a result, ∛1000=10

64=4^3 but each number can only be used once, so this is not possible answer.

3 0
4 years ago
In the diagram, the measure of the angle 8 is 124°, and the measure of angle 2 is 84°.
Stella [2.4K]
96 degrees. hope this helps
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3 years ago
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