Step-by-step explanation:
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The total amount of angles in quadrilateral is 360.so:
z=360-(122+79+90)
z=360-291
z=69
Answer:
Step-by-step explanation:
Angles EBC and EDC are the same. and straight lines equal 180
so now to solve for x

Answer:
Is below.
Step-by-step explanation:
Prime Factors:
40 = 2*2*2*5
210 = 2*3*5*7
165= 3*5*11
The LCM is 2*2*2*3*5*7*11
= 8*15*77
= 9240.
Answer:
A
Step-by-step explanation: