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umka2103 [35]
3 years ago
12

How many degrees ina right angle

Mathematics
1 answer:
lara31 [8.8K]3 years ago
7 0
Having a look at a protractor, it shows 90. That is 1/2 pi RAD.
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lorasvet [3.4K]
Pretty sure it’s D but if it is not then I don’t know
3 0
3 years ago
Lisa works part time at the cookie jar. She earns $4.25 an hour. Last week she worked from 6 p.m to 9 p.m on monday, tuesday, an
Marianna [84]

Answer:

38.25

Step-by-step explanation:

4.25x9

5 0
3 years ago
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9. Find the point of intersection of the lines: y = 4x + 1 and y = - 2x + 4 A. (2,9) B.(1/2,3) C. (1,2) D. (1/4,2)
Colt1911 [192]

Step-by-step explanation:

y = 4x + 1 and y = -2x + 4

4x + 1 = -2x + 4, 6x = 3, x = 0.5

When x = 0.5, y = 4(0.5) + 1 = 3.

The point of intersection is (0.5, 3). (B)

3 0
3 years ago
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Find the variance of the given data rounded to the nearest hundredth 3,4,5,7,10,12,15
True [87]

Answer:

(3 + 4 + 5 + 7 + 10 + 12 + 15)/7 = 8

(3^2 + 4^2 + 5^2 + 7^2 + 10^2 + 12^2 + 15^2)/7 - 8^2 = 17.14285714


4 0
4 years ago
help what is the perimeter measured in centimeters of the rectangle pictured below do not include units in your answer
Tcecarenko [31]

Answer:

just x both together

Step-by-step explanation:

7 0
3 years ago
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