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3 years ago

I don't know the answer

Mathematics

1 answer:

vovangra [49]3 years ago

4 0

D. the slopes are negative reciprocals

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See image for question.

kotegsom [21]

Answer:

(a)

<u>Sample space:</u>

1*1, 1*2, 1*3, 1*4,
2*1, 2*2, 2*3, 2*4,
3*1, 3*2, 3*3, 3*4,
4*1, 4*2, 4*3, 4*4

Total 16 outcomes

(b)

(i) P(even) = 12/16 = 3/4
(ii) P(3x) = 7/16
(iii) P(perfect square) = 4/16 = 1/4

(a) <u>Sample space:</u>

1T, 1H, 2T, 2H, 3T, 3H, 4T, 4H

Total 8 outcomes

(b)

(i) 1T, 3T

P(T and odd) = 2/8 = 1/4

(ii) 1H, 4H

P(H and square) = 2/8 = 1/4

(iii) 1H, 2H, 3H, 4H

P(H) = 4/8 = 1/2

6 0

3 years ago

Please help -6(-5)+12

madreJ [45]

<span>-6(-5)+12
Multiply -6 by -5.
Note: Whenever you multiply or divide a negative number by another negative number, it automatically becomes a positive number.
30+12
Add
Final Answer: 42</span>

4 0

3 years ago

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The length of XY is?

wariber [46]

Answer:

the segment bisector is MN

8 0

2 years ago

Find the area of the shaded region

Alex17521 [72]

I think it could be b

7 0

2 years ago

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The radius of a circle is 3 cm. find the area in terms of pi

attashe74 [19]

Answer:

Our answer would be <u>28.27cm². </u>

8 0

2 years ago

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