Mathematics

The angle which exceeds its complement by $$20^o$$ is:


Answer & Solution

$$55^o$$


SOLUTION
Let the angle be $$x$$
$$\therefore complement = (90-x)$$ 
$$ x + (x+20 ) = 90$$
$$ 2x = 90-20 $$
$$ x = \dfrac{70}{2}$$
$$ x = 35^o$$ 
$$\therefore$$  other angle = $$90 - 35 = 55^o$$
View Answers

You're just one step away


Single Correct Medium Published on 09th 09, 2020
Next Question
Questions 120431
Subjects 10
Chapters 88
Enrolled Students 151
Enroll Now For FREE

Realted Questions

Q1 Subjective Medium
In fig. $$12.38,AB||DC||EF,AD||BC$$ and $$ED||FA.$$ prove that the area of DEFH is equal to the area of ABCD.

Asked in: Mathematics - Straight Lines


1 Verified Answer | Published on 17th 08, 2020

View Answer
Q2 Single Correct Medium
If $$\alpha , \beta$$ are complementary angles and $$\sin \alpha =\dfrac { p }{ q}$$, then $$\cos \beta =$$
  • A. $$\dfrac {p }{q}$$
  • B. $$\dfrac {q }{ p}$$
  • C. $$q$$
  • D. $$\sqrt { q ^ { 2 } - p ^ { 2 } }$$

Asked in: Mathematics - Lines and Angles


1 Verified Answer | Published on 09th 09, 2020

View Answer
Q3 Single Correct Medium
Of all the line segments drawn from a point to a line not containing it,the $$........$$ line segment is the shortest.
  • A. Perpendicular
  • B. Angle Bisector
  • C. Median
  • D. None of these

Asked in: Mathematics - Lines and Angles


1 Verified Answer | Published on 09th 09, 2020

View Answer
Q4 Single Correct Medium
The equation of line parallel to x-axis and 3 units above the origin is
  • A. $$x = 3$$
  • B. $$x = -3$$
  • C. $$y = 3$$
  • D. $$y = -3$$

Asked in: Mathematics - Straight Lines


1 Verified Answer | Published on 17th 08, 2020

View Answer
Q5 One Word Medium
In figure, points are given in two rows. Join the points AM, HE, TO, RUN, IF. How many line segments are formed?

Asked in: Mathematics - Lines and Angles


1 Verified Answer | Published on 23rd 09, 2020

View Answer