Mathematics

# Fill in the blanks:If the sum of the measures of two angles is ${90^0}$, then the angles are called.......................angles.

##### SOLUTION

When the sum of the measures of two angles is $90°$, the angles are called complementary angles.

Hence, the answer is Complementary angle.

You're just one step away

Subjective Medium Published on 09th 09, 2020
Questions 120418
Subjects 10
Chapters 88
Enrolled Students 87

#### Realted Questions

Q1 Subjective Medium
Name all the pairs of vertically opposite angles in the following figure.

Asked in: Mathematics - Lines and Angles

1 Verified Answer | Published on 09th 09, 2020

Q2 Single Correct Medium
In the given figure, $ABCD$ is a cyclic quadrilateral in which $\angle CAD=25^o$, $\angle ABC=50^o$ and $\angle ACB=35^o$. Then $\angle ACD$   is
• A. $\angle ACD=35^o$
• B. $\angle ACD=15^o$
• C. $\angle ACD=40^o$
• D. $\angle ACD=25^o$

Asked in: Mathematics - Lines and Angles

1 Verified Answer | Published on 09th 09, 2020

Q3 Subjective Medium
Prove that the line segments joining the points of contact of two parallel tangents of a circle,passes through its centre ?

Asked in: Mathematics - Lines and Angles

1 Verified Answer | Published on 09th 09, 2020

Q4 Single Correct Medium
Find smallest of two supplementary angles, if they are in the ratio $7 : 11$.
• A. $65$
• B. $75$
• C. $80$
• D. $70$

Asked in: Mathematics - Lines and Angles

1 Verified Answer | Published on 09th 09, 2020

Q5 Subjective Medium
Read the following two statements which are taken as axioms:
(i) If two lines intersect each other, then the vertically opposite angles are not equal.
(ii) If a ray stands on a line, then the sum of two adjacent angles so formed is equal to $180^0$.