CNP:
3. (a) What is the measure of the fourth angle of a quadrilateral if three of its
angles measures 75°, 90°, 75?
(b) In the figure PQRS is a parallelogram. Find the values of x and y.
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Answer:
1) 120°
Step-by-step explanation:
a quadilateral all angles sum = 360°
75+75+90+x= 360°
x = 120°
hence the measure of 4th angle = 120°
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