Question

Let's
write the measurement of the fifth anple.
Let's write whether it is possible or not that the measurement of 3 angles of a convey
quadrilataral are 68, 70,and 75º.​

Answer 1

sum of quadrilateral angle is 360°.

three sides of quadrilateral angle is68°,70°,75°.

let's forth side is x.

sum of quadrilateral angle= 68° +70°+75°+x=360°

213+x=360°

= x= 360°-213

x= 147° ans.