Question

Can anyone help me with question 4 and 5?

Answer 1

Explanation:

3.applying pythagoras theorem

OP=√(12²+9²)=√(144+81)=√225=15

12+x=15

x=15-12=3

4.

AB=24

1/2 AB=12

DA=DC=13

x=√(13²-12²)=√(169-144)=√25=5