Answer the following
Express 648 in exponential notation.
Express 2,36,00,000 in standard form
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CBSE 7 Mathematics - Exponents and Powers
CBSE 7th-Mathematics Worksheet-Triangles and its properties 1
Answer the following:
1. The angles of a triangle are in the ratio 2 : 3 : 5. Find the angles.
2. Each of the two equal angles of an isosceles triangle is four times the third angle. Find the angles of the triangle.
3. In a right-angled triangle if an angle measures 35°, then find the measure of the third angle.
4. In triangle XYZ, the measure of angle X is 30° greater than the measure of angle Y and angle Z is a right angle. Find the measure of ∠Y.
5. Find x, y and z.
6. Find the value of x
7. If y is five times x, find the value of z.
8. If ST = SU, then find the values of x and y.
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