Advertisements
Advertisements
Question
If ∆ABC – ∆PQR in which ∠A = 53° and ∠Q = 77°, then ∠R is
Options
50°
60°
70°
80°
Solution
If ∆ABC – ∆PQR in which ∠A = 53° and ∠Q = 77°, then ∠R is 50°
APPEARS IN
RELATED QUESTIONS
Prove that, in a right triangle, the square on the hypotenuse is equal to the sum of the squares on the other two sides.
In the given triangle P, Q and R are the mid-points of sides AB, BC and AC respectively. Prove that triangle PQR is similar to triangle ABC.
Δ ABC ∼ Δ PQR. AD and PS are altitudes from A and P on sides BC and QR respectively. If AD : PS = 4 : 9 , find the ratio of the areas of Δ ABC and Δ PQR.
ABCD is a parallelogram whose sides AB and BC are 18cm and 12cm respectively. G is a point on AC such that CG : GA = 3 : 5 BG is produced to meet CD at Q and AD produced at P. Prove that ΔCGB ∼ ΔAGP. Hence, fi AP.
Given is a triangle with sides 3 cm, 5 cm and 6 cm. Find the sides of a triangle which is similar to the given triangle and its shortest side is 4.5 cm.
Construct a triangle similar to a given triangle ABC with its sides equal to `6/5` of the corresponding sides of the triangle ABC (scale factor `6/5 > 1`)
If ∆ABC is an isosceles triangle with ∠C = 90° and AC = 5 cm, then AB is
In the adjacent figure ∠BAC = 90° and AD ⊥ BC then
Two similar triangles will always have ________ angles
In ΔDEF and ΔXYZ, `"DE"/"XY" = "FE"/"YZ"` and ∠E ≅ ∠Y. _______ test gives similarity between ΔDEF and ΔXYZ.
