NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.5

NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.5 are the part of NCERT Solutions for Class 7 Maths. Here you can find the NCERT Solutions for Class 7 Maths Chapter 10 Practical Geometry Ex 10.5.

Ex 10.5 Class 7 Maths Question 1.

Construct the right angled ∆PQR, where m∠Q = 90°, QR = 8 cm and PR = 10 cm.

Solution:
Steps of construction:
(i) Draw a line segment QR = 8 cm.
(ii) Draw ∠Q = 90°.
(iii) With centre R and radius 10 cm, draw an arc to cut the perpendicular line at P.
(iv) ∆PQR is the required triangle.

Ex 10.5 Class 7 Maths Question 2.

Construct a right-angled triangle whose hypotenuse is 6 cm long and one of the legs is 4 cm long.

Solution:
Steps of construction:
(i) Draw a line segment AB = 4 cm.
(ii) Draw ∠A = 90°.
(iii) Cut BC = 6 cm.
(iv) ∆CAB is the required right-angled triangle.

Ex 10.5 Class 7 Maths Question 3.

Construct an isosceles right-angled triangle ABC, where m∠ACB = 90° and AC = 6 cm.

Solution:
Steps of construction:
(i) Draw a line segment AC = 6 cm.
(ii) Draw ∠C = 90°.
(iii) Cut CB = 6 cm.

(iv) Join AB. Thus, ∆ABC is the required triangle.