Answer:
look at the explanation and picture
Step-by-step explanation:
Percent---------- 12%----------1200%-----------45%----------320%-----------1.5%
Decimal---------- 0.12----------120-----------0.45----------3.2-----------0.015
Fraction or ---------- 3/25----------120-----------9/20----------3 1/5-----------3/200
mixed number
Percent---------- 237.5%----------0.1%-----------120%----------533.333%
Decimal---------- 2.35----------0.001-----------1.2----------5.333
Fraction or ---------- 2 3/8----------1/1000-----------1 1/5----------5 1/3
mixed number
Answer:
y ≈ 5.2
Step-by-step explanation:
∠ F = 180° - (42 + 48)° ← sum of angles in a triangle
∠ F = 180° - 90° = 90°
Thus Δ DEF is right at F
Using the sine ratio in the right triangle
sin48° = =
=
( multiply both sides by 7 )
7 × sin48° = y , then
y ≈ 5.2 ( to the nearest tenth )