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Nesterboy [21]
3 years ago
11

AB || DE Find: m∠A = m∠ by reason m∠ACB = m∠ by reason

Mathematics
2 answers:
kirill [66]3 years ago
8 0
I never learned this- what math is this?
swat323 years ago
6 0
If you find a first you will be able to find b a little faster then it is super easy after that you got this!
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Please help me ASAP yall!!!
ASHA 777 [7]

Answer:

60

Step-by-step explanation:

<C+<D = 180 since they form a straight line

5x+20 +3x = 180

8x+20 = 180

Subtract 20 from each side

8x+20-20 = 180-20

8x = 160

Divide by 8

8x/8 = 160/8

x = 20

We want to find angle D

<D = 3x= 3*20 = 60

8 0
3 years ago
Can someone please help me!!!!
Otrada [13]

It is true because if a is perpendicular to b and b is perpendicular to c therefore a has to be perpendicular to c also they said that all three lines are coplanar therefore the statement must be true

I hope this helped you out :)

8 0
3 years ago
What is the value of -16 +9?
ki77a [65]

Answer

the answer is -7

Step-by-step explanation: −(16−9) =-7

6 0
3 years ago
2.4) Solve 9x2 + 6x = 48
Daniel [21]
18 +6x = 48
6x= 48-18
6x=30
X= 30\6
X=5
3 0
3 years ago
Read 2 more answers
How can you tell if 2 figures are similar
S_A_V [24]
When two figures are similar the ratios of the lenghts of their corresponding sides are equal
8 0
3 years ago
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