explain step by step 10th question

explain step by step 10th question TEST minutes) 1 Find the area of a right angled isosceles triangle if its two equal sides are 16cm each. 2. Arrange , -s in descending order. 3. Circumference of a circle whose radius 3x2 4. If the base of a triangle is twice its altitude and the altitude is 2x then the area of a triangle is—— 5. 1 ma = crn2 (lx5=5marks) -2 6. Convert 9 into recurring decimal 7. How many times will the wheel of a car rotate in a journey of 88km if the diameter of the wheel is 56cm ? 8. What number should be added to 8 so as to get 2? (2 x3=6marks) 9. A piece of cloth is in the shape of a triangle whose base is 60m and altitude is 15m . Find the cost of printing a pattern over it at the rate of Rs 1.50 per 10. In the adjoining figure, find the area Of the parallelogram PQRS, if PR=24cm, and s 11. A garden is 24m long and 14m wide. There is a path 1m wide outside the garden along its sides. If the path is to be constructed with square marble tiles 20cmx20cm, find the number of tiles required to cover the path. (3x3=9marks)