For the expression

, the coefficient of the x² term is 1.
B. 68
I use the formula A= bh/2 it’s the same thing
8x17 = 136
136/2 = 68
Answer:
0.1228
Step-by-step explanation:
We use sine rule

where, in any triangle <em>ABC</em>, <em>a</em> is the side opposite ∠A, <em>b</em> is the side opposite ∠B and <em>c</em> is the side opposite ∠C.
Applying this to the question,


Answer:

Step-by-step explanation:
The distance travelled by Lisa in the first four hours of her trip is:


The distance remaining and her average speed are, respectively:



