3 years ago

Solve for y. O 10 O 12 O 15 O 18

Mathematics

2 answers:

Alika [10]3 years ago

6 0

Answer:

first option

Step-by-step explanation:

3x = 90 degree (being perpendicular)

x = 90/3

x = 30 degree

substitute the value of x

2x + 3y = 90 degree (being perpendicualr)

2*30 + 3y = 90

60 + 3y = 90

3y = 90 - 60

y = 30/3

y = 10 degree

Lerok [7]3 years ago

3 0

Answer:

that's easy its letter a number 10

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