In the figure, AB ⊥ AC
a) What type of Δ is ABC?
b) What are AB and AC of the Δ ABC?
c) What is CB called as?
d) If AC = AB then, what is the measure of ㄥB and ㄥC?

Can a right triangle have sides that measure 5cm, 12cm and 13cm?

A 20- feet ladder leans against a wall at height of 16 feet from the ground. How far is the base of the ladder from the wall?

Find LM, MN, LN and also the area of Δ LON.

A junction where two roads intersect at right angles is as shown in the figure. Find AC if AB = 8 m and BC = 15 m.

Find the area of a rectangular plot of land shown in the figure.

Δ ABC is equilateral and CD of the right triangle BCD is 8 cm. Find the side of the equilateral Δ ABC and also BD.

From the figure, find x and y and verify Δ ABC is a right angled triangle.

Construct a parallelogram BIRD with BI = 6.5 cm, IR = 5 cm and ㄥBIR = 70⁰. Also find its area.

Construct a parallelogram CALF with CA = 7 cm, CF = 6 cm and AF = 10 cm. Also find its area.

Construct a parallelogram DUCK with DC = 8 cm, UK = 6 cm and ㄥDOU = 110⁰. Also find its area.

Construct a parallelogram BEAR with BE = 7 cm, BA = 7.5 cm and ㄥBEA = 80⁰. Also find its area.