Question

please help today is my exam ​

Answer 1

Answer:

ii)184 lamps

35.A triangle's angles add up to 180 degrees because one exterior angle is equal to the sum of the other two angles in the triangle.

36.Given : A circle have two equal chords AB and CD.

AB=CD and OM perpendicular to AB, ON perpendicular to CD

To Prove : OM=ON

Proof : AB=CD (Given)

∵ the perpendicular drawn from the centre of a circle to bisect the chord

∴

2

1

AB=

2

1

CD

⇒BM=DN

In △OMB and △OND

∠OMB=∠OND=90

0

[Given]

OB=OD

[Side BM= Side DN

∴△OMB≅△OND

∴OM=ON

Step-by-step explanation:

Hope it helps can't do the first one thou

oh and the one above me if you didn't prepare or don't know then don't reply madam