# Basic Mathematics (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream SB-SX (Class 12 & 1st Year B.Sc.) Math): Questions 11 - 15 of 57

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## Question number: 11

» Basic Mathematics » Geometry » Triangle and Properties

Appeared in Year: 2011

MCQ▾

### Question

In triangle ABC, we are given that and . Then the measure of the angle C is –

### Choices

Choice (4) Response

a.

600

b.

1500

c.

750

d.

300

## Question number: 12

» Basic Mathematics » Geometry » Advanced Therorems and Properties

Appeared in Year: 2012

MCQ▾

### Question

Let h be the orthocenter of an acute – angled triangle ABC and O be its circumcenter. Then,

### Choices

Choice (4) Response

a.

Is equal to

b.

Is equal to

c.

Is equal to

d.

Is not a scalar multiple of in general

## Question number: 13

» Basic Mathematics » Algebra » Solutions to Equations

Appeared in Year: 2012

MCQ▾

### Question

In the real number system, the equation has –

### Choices

Choice (4) Response

a.

No solution

b.

Exactly two distinct solutions

c.

Infinitely many solutions

d.

Exactly four distinct solutions

## Question number: 14

» Basic Mathematics » Geometry » Triangle and Properties

Appeared in Year: 2013

MCQ▾

### Question

Let ABC be an acute – angled triangle and let D be the midpoint of BC. If AB = AD, then equals,

### Choices

Choice (4) Response

a.

2

b.

3

c.

d.

## Question number: 15

» Basic Mathematics » Algebra » Simplifying Expressions

Appeared in Year: 2013

MCQ▾

### Question

Let ω be a cube root of unity not equal to 1. Then the maximum possible value of where a, b, c ∈ {+1, -1} is –

### Choices

Choice (4) Response

a.

b.

2

c.

d.

0

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