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Find in Fig 3.33 if
It is mentioned in the question that:
∠B + ∠C = 180° (Angles on the same side of transversal)
120o + ∠C = 180°
∠C = 60°
Given a parallelogram ABCD. Complete each statement along with the definition property used.
(i)
(ii)
(iii)
(iv)
Consider the following parallelogram. Find the values of the unknowns x, y, z
(v)
Can a quadrilateral ABCD be a parallelogram if
(i) ∠D + ∠B = 180°?
(ii) AB = DC = 8 cm, AD = 4 cm and BC = 4.4 cm?
(iii) ∠A = 70° and ∠C = 65°?
Draw a rough figure of a quadrilateral that is not a parallelogram but has exactly two opposite angles of equal measure
The measures of two adjacent angles of a parallelogram are in the ratio 3: 2. Find the measure of each of the angles of the parallelogram
Two adjacent angles of a parallelogram have equal measure. Find the measure of each of the angles of the parallelogram
The adjacent figure HOPE is a parallelogram. Find the angle measures x, y and z. State the properties you use to find them
The following figures GUNS and RUNS are parallelograms
Find x and y (Lengths are in cm)
In the above figure both RISK and CLUE are parallelograms. Find the value of x.
Explain how this figure is a trapezium. Which of its two sides are parallel? (Fig 3.32)
Find the measure of and if in Fig 3.34.
(If you find is there more than one method to find ?)