It is a right scalene because all of its measures are all different, which makes it a scalene. And what makes it a RIGHT scalene is that it has one right angle!
(Sin A/ secA) × ( sec A / cos A) = Sin A / cos A = tan A
Question should be cos A ÷ sec A
Answer:
480 Litres
Step-by-step explanation:
Percentage increase = 20% × 400
New value =
400 + Percentage increase =
400 + (20% × 400) =
400 + 20% × 400 =
(1 + 20%) × 400 =
(100% + 20%) × 400 =
120% × 400 =
120 ÷ 100 × 400 =
120 × 400 ÷ 100 =
48,000 ÷ 100 =
480
-3s + 0.5 = 8.0 ;
-3s = 7.5 ;
s = 7.5 ÷ ( - 3 ) ;
s = - 2.5 = - 5 / 2 ;