Question

14. The base of a right angled triangle with area 300 cm2 and height 30 cm is(a) 10 cm(b) 30 cm(c) 20 cm(d) 15 cm

A

B

C

D​

Answer 1

QUESTION : 14. The base of a right angled triangle with area 300 cm2 and height 30 cm is(a) 10 cm(b) 30 cm(c) 20 cm(d) 15 cm

WHAT TO DO : FIND THE BASE

SOLUTION : AREA OF TRIANGLE = 1/2×BASE × HEIGHT

SUBSTITUTING THE VALUE WE GET ;

=>300=1/2×B×30

=>300=15B

=>B=300/15

=>B=20

BASE = B = 20cm

HOPE IT HELPS YOU !

PLEASE MARK AS BRAINLIEST

Answer 2

Answer:

20 cm

Step-by-step explanation:

use formula 1/2*B*H

1/2*B*H=300

1/2*B*30=300

30/2=15

15=300

300/15=20

it will help you