Question

Area of given trapezium is ​

Answer 1

Answer:

The first question of the poll is concerned about the access of children and adolescents to a computer. Parents had

to check one of 5 response options. Results show that 0.87% of children don’t have access a computer, 68.47% have

only one computer in the household, and usually they have to share it with their siblings or parents, 30.12% have

their own computer and 0.52% have more than one computer in the household.The second question refers to the programme of the children to the computer. Results show that 35.17% of

parents are negotiating with their children an access programme to a computer, while 34.34% of parents impose arigorous programme and 30.47% of children may access the computer anytime they want. Other studies conducted by Stanger and Gridina (1999, apud Subrahmanyam et. al, 2001:9) report that children between 2 and 17 years spend approximately 1h and 37 min a day on computers, including video games.

Answer 2

Answer:

9 cm²

Step-by-step explanation:

Area of trapezium = 1/2 x (a+b)h

Given, a=2cm ,b=4cm, h=3cm

Area of trapezium

= 1/2 x (a+b)h

= 3/2 x (2+3)

=3/2 x 6

=9 cm² [Ans]