X=1 or x=1................
Answer:
false
Step-by-step explanation:
Yes, they can add up to 180 degrees. Say one angle is 65 degrees, and the other one is 115 degrees. That would equal to 180 degrees.
Hope this helps.
2x^2+9x-6 i found this by subtracting 3x^2+7x from the other equation
Answer:
Step-by-step explanation:
To find the surface area of a regular pyramid use the formula:
S = 1/2 × l × p + b
Surface = 1/2 × lateral height × perimeter of the base + area of the base