Answer:
5ft
Step-by-step explanation:
...........................
B cuz x is five and 6.5 is 30
Answer:
441
Step-by-step explanation:
x^2 + 42x + c
Take the coefficient of x
42
Divide by 2
42/2 = 21
Square it
21^2 =441
This is the value of c
Answer:
∠ A ≈ 16.67°
Step-by-step explanation:
Using the Sine rule in Δ ABC
=
, substitute values
=
( cross- multiply )
16 sinA = 8 sin35° ( divide both sides by 16 )
sin A =
, thus
∠ A =
(
) ≈ 16.67° ( to 2 dec. places )