The area of a parallelogram is 30 square cm. One of its sides is 6 cm and on of its angles is 60o. What is the length of its other side?
5√3 cm
10√3 cm
How many rhombuses can we draw with one diagonal 5cm long and one angle 50o
1
2
3
4
When the sun is at an angle of elevation 48o, the shadow of a tree is 18m long. What is the height of the tree?
19.99m
19m
20.52m
21.32m
Evaluate cos 30 + sin30
(1+√3)/2
4/√3
√3
Find the area of a triangle with two of its sides 10cm and 6cm and the angle between these sides 80o
28cm2
25cm2
29.54cm2
29cm2
Ratio of the sides of a right angled triangle having angle measures 45o, 45o, 90o is
1:√3:2
1:1:√2
1:√2:√2
1:√3:√2
The lengths of two sides of a triangle are 6 cm and 4 cm and the angle between them is 130o. What is its area?.
9.192 cm2
8.372 cm2
8.892 cm2
9.4 cm2
Ratio of sides of right triangle with angle measures 30o, 60o, and 90o is
1:1:√3
One angle of a right angled triangle is 30o and its hypotenuse is 4 cm. What is its area?
4√3 cm2
4√2 cm2
2√2 cm2
2√3 cm2
What is the length of the chord in the figure below
√3 cm
2√3 cm
√2 cm
2√2 cm