CSS General Abilities Topic 3 MCQ's Test

If A is the area and C is the circumference of a circle, which of the following is an expression for C in terms of A ?

• 2√/A A
• 2π/√A B
• 2√A/π C
• 2√πA D

• 5√2 A
• 10 B
• 11 C
• 13 D

• 7 A
• 17 B
• 9 C
• 14 D

• 18 A
• 27 B
• 36 C
• 45 D

• 93^o A
• 103^o B
• 83^o C
• 97^o D

• 18^o A
• 36^o B
• 45^o C
• 72^o D

A 5 × 12 rectangle is inscribed in a circle. What is the radius of the circle ?

• 6.5 A
• 7 B
• 8.5 C
• 13 D

• 45^o , 55^o , 80^o A
• 45^o , 60^o , 75^o B
• 45^o , 65^o , 70^o C
• None of these D

What is the area of a circle whose circumference is π ?

• π/4 A
• π/2 B
• π C
• 2π D

• 3 A
• 2 + 3√2 B
• 3 + 2√2 C
• 5 D
• 8 E

• 8 + √41 A
• 8 + √58 B
• 16 C
• 17 D

• 8 A
• 20 B
• 8π C
• 40π D

If the measures of the angles of a triangle are in the ratio of 1:2:3, and if the length of the smallest side of the triangle is 10, what is the length of the longest side ?

• 10√2 A
• 10√3 B
• 15 C
• 20 D

In ΔABC, D and E are the mid-points of AB and AC, respectively. Find the ratio of the areas of Δ ADE and Δ ABC.

• 1/2 A
• 1/4 B
• 3/4 C
• 1/8 D

If the difference between the measures of the two smaller angles of a right triangle is 8^o , what is the measure, in degrees, of the smallest angle ?

• 37 A
• 41 B
• 42 C
• 49 D

If the difference between the measures of the two acute angles of a right triangle is 20^o , what is the measure, in degrees, of the smaller one ?

• 20^o A
• 35^o B
• 45^o C
• 55^o D

If the bisector of an angle of Δ bisects the opposite side, then the Δ is

• Scalene A
• Isosceles B
• Right triangle C
• None of these D

• bc/b² + c² A
• b² + c³/bc B
• √b² + c²/bc C
• bc/√b² + c² D

• 50^o A
• 90^o B
• 100^o C
• 120^o D

• 15 A
• 30 B
• 45 C
• 54 D