B.36
Step-by-step explanation:
Given that
A(n)=-9+5(n-1)
The 10th term will be
A(₁₀)=-9+5(10-1)
A(₁₀)=-9+5(9)
A(₁₀)=-9+45
A(₁₀)=36
b. 24 mm
step-by-step explanation:
use the pythagorean theorem.
a^2 + b^2 = c^2
a^2 + 7^2 = 25^2
a^2 + 49 = 625
a^2 = 576
a = 24
answer: b. 24 mm
f