CSS General Abilities Topic 3 MCQ's Test

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

In Δ ABC, ∠ A = 30^o , a = 6, and c = 8. Which of the following must be true ?

• 0^o < ∠C < 90^o A
• 90^o < ∠C < 180^o B
• 45^o < ∠C < 135^o C
• 0^o < ∠C < 45^o or 130^o < ∠C < 180^o D

• (a + b + c) = 180^o A
• 2a = 2b = c B
• a + b = 180^o - c C
• a + b = c D

• 7 A
• 17 B
• 9 C
• 14 D

What is the area of an equilateral triangle whose altitude is 6 ?

• 18 A
• 12√3 B
• 18√3 C
• 36 D

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

• C²/4π A
• C²/4π² B
• 2C C
• 2C²√π D

• 1.5 A
• 3 B
• 2 C
• 3.6 D

How many sides does a polygon have if the measure of each interior angle is 8 times the measure of each exterior angle ?

• 8 A
• 9 B
• 10 C
• 12 D
• 18 E

• 48 A
• 60 B
• 72 C
• 96 D
• 108 E

• 2.25 cm A
• 4.5 cm B
• 1.25 cm C
• 2.5 cm D

• 47 A
• 74 B
• 90 C
• 106 D

• a = 30^o , b = 40^o A
• a = 73^o , b = 75^o B
• a = 100^o , b = 0^o C
• None of these D

• 3 A
• 4.5 B
• 6 C
• 7.5 D

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

• 19 + 5 √2 A
• 28 B
• 17 + √185 C
• 32 D

• 4√6 cm A
• √24 cm B
• 8√3 cm C
• 4√3 cm D

• 90^o A
• 120^o B
• 60^o C
• 100^o D

• 108 A
• 54+72√2 B
• 54+72√3 C
• 198 D

• 93^o A
• 103^o B
• 83^o C
• 97^o D

• 98 A
• 100 B
• 102 C
• 104 D
• 106 E