Answer:
x=24.621
Step-by-step explanation:
tan(72)=x/8
tan(72)×8=x
x=24.621
You can solve for sides of a triangle using the following equation.
A = arccos (b^2 + c^2 - a^2/2bc)
And likewise for other variables by moving the letters.
Ultimately, in this problem you get the following angle measures:
15.87
23.97
140.16
Answer:
The answer is D
Step-by-step explanation:
Answer:
m = 84/31
Step 1: Simplify
Step 2: Cross multiply
Step 3: Add 10m to both sides
Step 4: Add 49 to both sides
Step 5: Divide both sides by 31
X would be negative two. -2