Question

please Solve the maths.. very urgent​

Answer 1

Answer:

what is maths??

Step-by-step explanation:

Mathematics is the science that deals with the logic of shape, quantity and arrangement. Math is all around us, in everything we do. It is the building block for everything in our daily lives, including mobile devices, architecture (ancient and modern), art, money, engineering, and even sports.

hope it helps you!!

Answer 2

Answer:

by using exterior angle property

25+90=x

115°=x

(b)

similarly

550+61=a

611°=a

(c)

similarly as (a) and (b)

43+68=k

111°=k

3 .

first use ∆ sum property

then use exterior angle property.

Step-by-step explanation: