\(\frac{4}{39}\)
\(\frac{4}{13}\)
\(\frac{5}{13}\)
\(\frac{6}{13}\)
\(\frac{9}{13}\)
Correct answer is E
No explanation has been provided for this answer.
If sin 30° = 0.5, what is the cosine of its complement?
-0.866
-0.5
0.0.5
0.866
1
Correct answer is C
No explanation has been provided for this answer.
What is the total surface area of a cuboid whose dimensions are 12cm × 8cm × 3cm?
312cm\(^2\)
96cm\(^2\)
36cm\(^2\)
24cm\(^2\)
12cm\(^2\)
Correct answer is A
No explanation has been provided for this answer.
If , sT = \(\sqrt{\frac{[(a + T)T]}{a}}\) what does T equal?
T = (a2s2 – 1)
T = (a2s2– 1) ÷ a
T = a ÷ (a2 - s2)
T = a ÷ (a2s2 – 1)
T = (as – 1)2
Correct answer is D
No explanation has been provided for this answer.
9.0cm
8.5cm
7.2cm
4.3cm
3.0cm
Correct answer is E
No explanation has been provided for this answer.