Mathematics
In parallelogram PQRS, ∠Q = (4x - 5)° and ∠S = (3x + 10)°. Calculate: ∠Q and ∠R.
Related Questions
A quadrilateral will be a square, if its:
each angle is 90°
each angle is 90° and the diagonals are equal
all the sides are equal
all the sides are equal and each angle is 90°
In parallelogram ABCD, ∠A = 3 times ∠B. Find all the angles of the parallelogram. In the same parallelogram, if AB = 5x - 7 and CD = 3x + 1, find the length of CD.
In rhombus ABCD :
(i) if ∠A = 74°, find ∠B and ∠C.
(ii) if AD = 7.5 cm, find BC and CD.
In square PQRS :
(i) if PQ = 3x - 7 and QR = x + 3, find PS.
(ii) if PR = 5x and QS = 9x — 8. Find QS.