Replace ∆ with a variable and solve.
Also it's no solution
It would be a right angle because all the angles are less than 90 degrees
Answer:
10c + 6
Step-by-step explanation:
-2 + 15c - ( -8 ) + ( -5c )
= -2 + 15c + 8 - 5c
= 10c + 6
Answer:
67000
Step-by-step explanation:
6.7 * 10^4 is in exponential form. In standard form this would be 67000. Note how the period is moved 4 spaces to the right in accordance with 10^4.
Answer:
71°
Step-by-step explanation:
The equation should be 19+90+x=180
Step 1: Add 19+90=109
Step 2: Subtract 180-109=71
So, you're answer is 71°