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4 years ago

How I can know b, c, and d?

Mathematics

2 answers:

Anna71 [15]4 years ago

8 0

Answer:

b=120

c=60

d=60

Step-by-step explanation:

here,a=120 (given)

1) a=b (vertically opposite angles are equal)

so, b=120

2) b+c=180 (sum of angles in straight line is 180)

120+c=180

c=180-120

so, c=60

3) c=d (vertically opposite angles are equal)

so, d=60

Nostrana [21]4 years ago

3 0

Answer:

b=120

c=60

d=60

Step-by-step explanation:

Vertical angles are congruent . 180-120= 60. Sorry the explanation isn't that good.

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4 years ago

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3 years ago

If x = 3 and y = 2, evaluate x^2y

aksik [14]

Answer:

Step-by-step explanation:

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3 years ago

How to solve <br> ±√10000

damaskus [11]

Answer:

±100

Step-by-step explanation:

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I am joyous to assist you anytime.

3 0

4 years ago

1) y + 6 =20

alex41 [277]

Answer:

1. 14

2. 22

3. 3

4. 14

5. 10

6. 15

Step-by-step explanation:

1. 20-6=14

2. 22 bc it just is

3. 15-12

4. 16-2

5. 10+4

6. 5+10 is 15

This was too easy. Are these supposed to be trick questions.

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3 years ago