Question

Hey there :)
i need assistance please....

Answer 1

Is the curved part a semi-circle?

Answer 2

yep
that curve is a semicircle

Answer 3

Step 1:
Find length of CD using Pythagoras. What would that be?

Answer 4

CD = 5cm

Answer 5

Good.
Is this a math or physics problem?
Math: do integrations etc.
Physics or statics: use \(\sum{mx}/\sum x\)
there are standard formulas for triangles and semi-circles.

Answer 6

statics :)

Answer 7

ok, then you can use