3 years ago

Determine the value of z in the figure answers: z = 50° z = 45° z = 10° z = 30°

Mathematics

1 answer:

ycow [4]3 years ago

3 0

Answer:

z = 10°

Step-by-step explanation:

Since the two sides are equal, the two base angles have to be equal

That means that 5z and 130 form a straight line and add to 180 degrees

5z+130 = 180

Subtract 130 from each side

5z = 50

Divide by 5

5z/5 = 50/5

z=10

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