Answer:
Step-by-step explanation:
1. Height of the equilateral triangle = a√3/2
8√3/2=4√3=6.9
2. 60 (equilateral triangle means all three sides and angles are equal)
Answer:
its 100
Step-by-step explanation:
The coefficient of x is 3.
because this is what x is being multiplied by
Answer:
−7z/2
Step-by-step explanation: