18 + 1/2 x (9 - 4) =
18 + 1/2 x 5
18 + 2.5
20.5
20.5 is your answer.
Answer:
63.349
Step-by-step explanation:
to the nearest thousand.
Answer:
112
Step-by-step explanation:
This is a cyclic quadralterial. A cyclic quadralterial is a quadralterial that is inscribed in a circle where all the point or vertices of the quadralterial touches the circle circumference. Opposite angles in a cyclic quadralterial are supplementary.
Angle R and Angle QPS or P is supplementary since they are opposite angle.
Substitute 68 for R


So the answer is 112
Answer:
o
Step-by-step explanation:
o
Answer:5) x=y=7×6^1/2,6)x=38,y=19×3^1/2
7)m=n=18,8)u= 2×5^1/2,v=3
Step-by-step explanation: use trigonometry laws