Answer:
<BAC=19
Step-by-step explanation:
<AOB=<DOC=142
<BAC=<ABD
2<BAC=180-142
2<BAC=38
<BAC=38/2
<BAC=19
The method of finding 2\3 of a number is by multiplying it by the 2 and dividing it by the 3! For example:
66x2=132
132÷3=44
So 2\3 of 66 = 44
9514 1404 393
Answer:
x ≈ 106.0
Step-by-step explanation:
The mnemonic SOH CAH TOA reminds you of the relation ...
Sin = Opposite/Hypotenuse
Applied to this problem, we have ...
sin(17°) = 31/x
Solving for x gives ...
x = 31/sin(17°)
x ≈ 106.0
