Answer:
x > 10
Step-by-step explanation:
Add 3 to both sides.
Answer:
x = 10
Step-by-step explanation:
(4x)° & (3x+10)° are corresponding angles. If both the angles will be equal , then we can say that A║B.

If the value of x will be 10 , then it will make A║B.
The period of a sine and cosine is 2pi. The amplitude is 1.
Answer:
76 unit^2
Step-by-step explanation:
Total area: (0.5 * base * height) +( length * breadth ) + (0.5 * base * height)
= (0.5 * 8 * 2) + ( 7*8) +( 0.5 * 8 * 3) = 8 + 56 + 12 = 76