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Standard IX

Mathematics

Obtuse Angled Triangle

If two acute ...

Question

If two acute angles of a right triangle are equal, then each acute is equal to

(a) 30°

(b) 45°

(c) 60°

(d) 90°

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Solution

In the given problem, we have a right angled triangle and the other two angles are equal.

So, In ΔABC

Now, using the angle sum property of the triangle, in ΔABC, we get,

()

Therefore, the correct option is (b).

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Similar questions

If two acute angles of a right triangle are equal, then each acute is equal to:

Q. If A and B are acute angles such that sin A = cos B then (A + B) = ?
(a) 30°
(b) 45°
(c) 60°
(d) 90°

Q. Mark the correct alternative in each of the following:

If all the three angles of a triangle are equal, then each one of them is equal to

(a) 90°

(b) 45°

(c) 60°

(d) 30°

Q. If

∣ ∣ ∣ \to a \cdot \to b ∣ ∣ ∣ = ∣ ∣ ∣ \to a \times \to b ∣ ∣ ∣,

then the acute angle between

\to a

and

\to b

(a) 30^{\circ} (b) 45^{\circ}

(c) 60^{\circ} (d) 90^{\circ}

Q. If

A

and

B

are acute angle such that

s i n A = c o s B

then, find the value of

(A + B)

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If two acute angles of a right triangle are equal, then each acute is equal to

(a) 30°

(b) 45°

(c) 60°

(d) 90°

In the given problem, we have a right angled triangle and the other two angles are equal.

So, In ΔABC

Now, using the angle sum property of the triangle, in ΔABC, we get,

()

Therefore, the correct option is (b).

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If two acute angles of a right triangle are equal, then each acute is equal to (a) 30° (b) 45° (c) 60° (d) 90°

In the given problem, we have a right angled triangle and the other two angles are equal. So, In ΔABC Now, using the angle sum property of the triangle, in ΔABC, we get, () Therefore, the correct option is (b).

COURSES

EXAMS

CLASSES

EXAM PREPARATION

RESOURCES

COMPANY

FOLLOW US

FREE TEXTBOOK SOLUTIONS

STATE BOARDS

FOLLOW US

If two acute angles of a right triangle are equal, then each acute is equal to

(a) 30°

(b) 45°

(c) 60°

(d) 90°

In the given problem, we have a right angled triangle and the other two angles are equal.

So, In ΔABC

Now, using the angle sum property of the triangle, in ΔABC, we get,

()

Therefore, the correct option is (b).