Answer:
x=19.5cm
Step-by-step explanation:
15÷10= 1.5
13x1.5
=19.5cm
Answer:
Part 1) 
Part 2) 
Part 3) 
The answer is the option A
Step-by-step explanation:
Part 1) Find the measure of side HI
Applying the Pythagoras Theorem

substitute the values and solve for HI




Part 2) Find the measure of angle G
In the right triangle GHI

substitute the values


Part 3) Find the measure of angle I
Remember that
The sum of the interior angles of a triangle must be equal to 180 degrees
so

substitute the values


Answer:
40
Step-by-step explanation:
f(4) = 3(4²) - 2(4)
= 3(16) - 8
= 48 - 8
= 40
when x=4, f(x) = 40
Answer:
1.4
Step-by-step explanation:
7/5 = 1.4
Answer:
16
Step-by-step explanation:
1400/85 = 16.47
largest integer below that is 16