Question

For each part below, use
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the figure to fill in the blank.
If necessary, you may learn what the markings on a figure indicate.
(a) Find m (b) Find m

Answer 1

Answer:

a.) 70*

b.) 60*

Step-by-step explanation:

a.) An isosceles triangle has two angles that are equal. The one other angle is 40*, meaning you have to subtract that from 180 and then divide by 2.

b.) An equilateral triangle has three equal angles. Divide 180 by 3.

Answer 2

Answer:

a)180-40

=140÷2

=70

answer 70°

b)180÷3

=60

60°

Step-by-step explanation:

each triangle things add up to 180