300=15x
x=20 weeks
The third equation
w=20 weeks
Answer:
surface area of the triangular pyramid
=(1/2×9×7.8)+(3×1/2×9×12.3)
=35.1+166.05
=201.15 inch²
Answer:
a) √500
Step-by-step explanation:
I hope it will help you
Step-by-step explanation:
260 square inches
is the right answer
