Answer:
A
Step-by-step explanation:
First, we need to find the unknown angle of the triangle.
40 + 20 = 60
180 - 60 = 120
So the unknown angle is 120.
Then, we can use the law of sines to create a proportion.
sin(120)/8 = sin(40)/a
Then, we can simplify this.
a is about 5.9, or answer choice A.
Answer:
A= 1/2(2x)(x+7)
Step-by-step explanation:
Answer:
W = 1/2L - 4
Step-by-step explanation:
The width is 4 less than 1/2 of the length.
w = 1/2L - 4
Answer:
Gallons
Step-by-step explanation:
Tanks are too big to be measured by teaspoons or pints of water and are typically by gallon.
Answer:
ok
Step-by-step explanation: