R/s^5t^r2st-2/r^3
hope this helps
Fifth grade has 24 students per each teacher.
Sixth grade has about 23 students per teacher.
Sixth grade is lower.
Its B just took the test the answer is B
Answer:
AC = 20
Step-by-step explanation:
Δ BDE and Δ BAC are similar, so the ratios of corresponding sides are equal, that is
=
, substitute values
=
( cross- multiply )
4AC = 80 ( divide both sides by 4 )
AC = 20