Answer:
y=27.8
Step-by-step explanation:
- 8^2=17^2+16^2-2(16)(17)cosY
- 8^2-17^2-16^2/-2(17)(16)=cosY
- -481/-544=cosY
- 0.8842=cosY
- Y is about 27.8
Answer:
sorry for blurred image........
Step-by-step explanation:
hope it helps
28
(have to write more so I'm writing this)
Answer:
C.
Step-by-step explanation:
is between 0 and 1
Only 1 point is between 0 and 1
C.
Answer:
The sum of the measures of the angles of a convex quadrilateral is 360° as a convex quadrilateral is made of two triangles. Yes, this property also holds true for a quadrilateral which is not convex. This is because any quadrilateral can be divided into two triangles.
