Secondary School (English Medium) (5 to 8) इयत्ता ७ - CBSE Question Bank Solutions for Mathematics

The measures of ∠x and ∠y in the following figure are respectively.

In the following figure, if AB || CD, then ______.

In ∆ABC, ∠Α = 50°, ∠B = 70° and bisector of ∠C meets AB in D (see figure). Measure of ∠ADC is ______.

The sum of an exterior angle of a triangle and its adjacent angle is always ______.

In the following figure,

1. ∠TPQ = ∠ _____ + ∠ _____.
2. ∠UQR = ∠ _____ + ∠ _____.
3. ∠PRS = ∠ _____ + ∠ _____.

In the given figure, ∠UQR = ∠______ + ∠ ______

In the given figure, ∠PRS = ∠ ______ + ∠ _______

In the following figure QP || RT. Find the values of x and y.

Find the measure of ∠A in the following figure.

If the sides of a triangle are produced in an order, show that the sum of the exterior angles so formed is 360°.

In ∆ABC, if ∠A = ∠C, and exterior angle ABX = 140°, then find the angles of the triangle.

Find the value of x in the following figure.

In the following figure, ∆PQR is right-angled at P. U and T are the points on line QRF. If QP || ST and US || RP, find ∠S.

In the following figure, if RP = RQ, find the value of x.

In the following figure, if y is five times x, find the value of z.

If Mohan’s income is 25% more than Raman’s income, then Raman’s income is less than Mohan’s income by ______.

Which of the following rational numbers is equal to its reciprocal?

The reciprocal of `1/2` is ______.

The reciprocal of ______ does not exist.

The reciprocal of 1 is ______.