Question

pls briefly explain ques 7 , 9 and 10 answer pls I will follow u and mark u as brainliest ​

Answer 1

Answer:

question no. 7 answer (iii) 15cm2

question no.9 answer(iii) 90

question no. 10 answer (ii) 48cm2

Answer 2

Step-by-step explanation:

7. peri of rectangle =2*l+b

2*5y=16

y=16/2-5

=3

area=3*5=15cm.^2

9 . 90

because adjacent angles are suplymentary so 2y=180

y =90

area of rhombus= 1/2*d1*d2

d1= 8

d2=6

area=1/2*8*6=48/2=24

Hope it helps please mark brainliest