Here’s a table to also give extra info
If a + b =5 and a-b = 3 then the value of a² + b² should be
2 answers:
You might be interested in
Answer:
A
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin30° = , then
sin30° = =
=
( cross- multiply )
2x = 8 ( divide both sides by 2 )
x = 4