Question

A-Choose the correct option.
(1) Area of triangle is equal to
(iv) 1/2( base + height)
O base x height (2x(base x height) (II1/2( base x height)
(2) If a-b=-8 and ab= -12, then a-bº=
(0 -244 (id -240 (li) -224 (iv) -260
(3) If all the three angles of a triangle are equal,then each one of them is equal to
( 90
(11) 45°
(III) 60°
(lv) 30
(4) The greatest chord of a circle is called its
(1) radius (11) secant
(ill) diameter
(iv) none of these
(5) The total surface area of a hemisphere of radius r is
0 V (II) 2 1
(iii) 3 2
(iv) 4 p2
B- Fill in the blanks.​

Answer 1

Answer:

answer is 24 you answer