Question

1.Sum of 3 angles of a triangle is
2. One angle of a parallelogram is of measure 70°. Find the
measures of the remaining angles of the parallelogram.
3. In a quadrilateral ABCD, the angles A, B, C and D are in the
ratio 1: 2: 3: 4. Find the measure of each angle of the
quadrilateral
4. exterior angle of a regular polygon is one-fifth of its interior
angle. How many sides have the polygon.
5. The measures of two adjacent angles of a parallelogram ar
in the ratio 4: 5. Find the measure of each of the angles of the
parallelogram
6. If an interior angle of a regular polygon is 162°, then find th
number of its sides.
7. Find the measure of an interior angle of a regular polygon
having 15 sides.
8. One angle of a quadrilateral is 111° and the remaining three
angles are equal. Find three angle.
9. Find the greatest four digit number which is a perfect squa
10. Find the square root of 6400​

Answer 1

Answer:

1. 180 degrees

3. 1=36

2= 72

3= 108

4= 144

8. each three angles equala to 83 degree

9.four digit largest peferct sqare 99 = 9801