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Grace draws a straight angle. THen she draws a ray to divide the angle into two smaller angles. If one angle measures 135 degrees, what is the measure of the other angle?

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wegnerkolmp2741o

Answer:

45

Step-by-step explanation:

A straight line equals 180 degrees

If we split it into two angles x and y, they add up to 180 degrees

x+y = 180

Let x = 135 for one angle

135+y = 180

Subtract 135 from each side

135-135 +y = 180-135

y = 45

The other angle is 45

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