# Bridge Course for Class 7 – Class 8/Mathematics

**Bridge course of Class 7 – Class 8 is about the important topics that you can practice during the vacation time. This may help you to avoid the learning difficulties.**

**Bridge Course for Class 7 – Class 8/MathematicsCBSE Class 7 Mathematics/ Vacation WorksheetsDay: 11**

**Write the complementary angle of 35 degree?****Write the supplementary angle of 110 degree?****Find the angle which is equal to its complement?****Find the angle which is equal to its supplement?****If two lines intersect at a point, then the vertically opposite angles are always ———-**—

**Day: 12**

**An exterior angle of a triangle is of measure 70 degree and one of its interior opposite angles is of measure 25 degree. Find the measure of the other interior opposite angle?****The two interior opposite angles of an exterior angle of a triangle are 60 degree and 80 degree. Find the measure of the exterior angle?****Two angles of a triangle are 30 and 80 degree. Find the third angle?****One of the angles of a triangle is 80 degree and the other two angles are equal. Find the measure of each of the equal angles?****PQR is a triangle, right angled at P. If PQ = 10cm and PR = 24cm, find QR using Pythagoras Property.**

**Day: 13Find the ratio of:**

**5 rupees to 50 paise****9m to 27 cm****30 days to 36 hours****5kg to 500g****1litre to 50 ml**

**Day: 14****Convert to per cents:**

**0.25****0.2****0.75****¼****1/8**

**Day: 15Find:**

**15% of 250****25% of 1 kg****25% of 600****20% of 2500****75% of 12**

**Day: 16Convert given per cents to decimals and fractions in simplest form:**

**25%****75%****20%****5%****125%**

**Day: 17Find the amount to be paid at the end of 3 years in each case:**

**Principal = 1200 rupees at 12% p. a****Principal = 7500 rupees at 5% p. a****Principal = 10000 rupees at 5% p. a****Principal = 3500 at 7% p. a****Principal = 7000 at 3.5% p. a**

**Day: 18Find the area of:**

**A square with side length 24 cm****A rectangle whose length and breadth are 50m and 30m respectively.****A triangle whose base is 24 cm and height is 4 cm****A parallelogram whose base is 5 cm and height is 3.2 cm****A circle with radius 28mm**

**Day: 19Find the circumference and area of the circles with the following radius:**

**14 cm****49 m****5 cm****30 cm****4.5 cm**

**Day: 20**

**Find the area of a square park whose perimeter is 320m.****The perimeter of a rectangular sheet is 100cm. If the length is 35 cm, find its breadth?****The length and breadth of a rectangular piece of land are 50m and 20m respectively. Find its area?****The area of a rectangular sheet is 500 sq cm. If the length of the sheet is 25cm, what is its width?****The perimeter of a rectangle is 130cm. If the breadth of the rectangle is 30cm, find its length?**